Self-Sealing Window Envelopes

85 results
Staples Self Seal Security Tinted #8 Double Window Envelopes, 3 5/8" x 8 5/8", White, 500/Box (ST28732-CC) image 1
Item: 1775860
Model: ST28732-CC

Handle giant mailing projects with ease by using these white self-sealing security-tinted double-window envelopes. Each one features two transparent windows to let the return and shipping addresses show through, removing the need for manual label application, while the security-tint design helps ensure third parties don't read private information. These security-tinted double-window envelopes are self-sealing, so you don't need to lick the flap or use a sponge..Pressure Sensitive Adhesive.#8-5/8 business envelopes are suitable for all your mailing needs.These envelopes measure 3 5/8"H x 8 5/8"L in size, providing enough space for your mail.White color is ideal for business or personal correspondence.Closure with wallet flap seals securely without moistening.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.Double-window envelopes for easy display of addresses.Convenient box of 500 envelopes ensures ample supply.The flap is on the long side for easier filling.Top Window Dimensions: 7/8" x 3-1/2", 5/8" from Left, 2-1/4" from Bottom.Bottom Window Dimensions: 1" x 4", 5/8" from Left, 5/8" from Bottom.Product closure may vary for a limited time.Make mailing projects manageable with this 500-pack of white self-sealing security-tinted double-window #8-5/8 envelopes.

Price is  $30.79
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Staples Self Seal Security Tinted #10 Double Window Envelopes, 4 1/8" x 9 1/2", White, 500/Box (ST28730-CC) image 1
Item: 1775862
Model: ST28730-CC

Send important mailings in these legal-size Staples Reveal-N-Seal envelopes. The security tint printed on the inside prevents sensitive data from showing through, making these envelopes ideal for mailing invoices, checks, or classified information. Each envelope in this 500-count box of Staples envelopes features a double-window cutout on its face so addresses show through, and a convenient self-seal closure on the back lets you quickly and neatly secure contents for hassle-free mailing..Pressure Sensitive Adhesive.#10 business envelopes are suitable for all your mailing needs.White color is ideal for business or personal correspondence.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.Closure with wallet flap seals securely without moistening.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.Convenient box of 500 envelopes ensures ample supply.Double-window envelopes for easy display of addresses.The flap is on the long side for easier filling.Top Window: 3-1/2" x 1-1/4".Bottom Window: 4" x 1".Product closure may vary for a limited time.Mail all your business correspondence with this 500-count box of self-sealing Staples security-tinted double-window envelopes.

Price is  $30.79
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Adams Self Seal Security Tinted Double Window Envelope, 3.75" x 8.5", White, 100/Pack (S1099-3PS) image 1
Item: 24496514
Model: S1099-3PS

This Adams® double-window security envelope for 1099-NEC tax forms is self-sealing - no moistening required..Simple, high-quality envelope for 1099-NEC tax forms.Dimensions: 3.75" x 8.5".Made of white paper.Self-seal closure with wallet flap keeps contents in place.Security-tinted pattern helps discourage from reading sensitive information through the outside of the envelope.Features two clear windows on the left.100 per pack.Flap is on the long side for easier filling

Price is  $81.99
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Staples Self Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (ST28731-CC) image 1
Item: 1775861
Model: ST28731-CC

Give outgoing mail a professional look with these Staples Reveal-n-Seal double-window self-sealing envelopes. Each envelope has a double window, letting you display both the destination address and the return address at the same time, while the self-sealing flap makes it easy to close and secure each envelope. These Staples double-window self-sealing envelopes have a security-tint design that helps keep confidential information private..Pressure Sensitive Adhesive.#9 business envelopes are suitable for all your mailing needs.These envelopes measure 3 7/8"H x 8 7/8"L in size, providing enough space for your mail.White color is ideal for business or personal correspondence.Closure with wallet flap seals securely without moistening.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.Double-window envelopes for easy display of addresses.Convenient box of 500 envelopes ensures ample supply.The flap is on the long side for easier filling.Top Window: 1-3/16" x 3-1/2" Position: 3/8" from left and 2" from bottom.Bottom Window: 1" x 4" Position: 3/8" from left and 1/2" from bottom.Product closure may vary for a limited time.Send mail easily with this 500-pack of Staples security-tinted double-window self-sealing #9 envelopes.

Price is  $30.79
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LUX Self Seal Window Envelope, 6" x 9", Bright White, 1000/Pack (FFW-69-1000) image 1
Item: 24260636
Model: FFW-69-1000

LUX 6 x 9 Full Face Window Envelopes in 28lb. Bright White are perfect for mailing Checks/Invoices/Letterhead/Personal Letters/Statements/Direct Mail, sold as 1000 per box..Dimensions: 6"L x 9"W.Comes in 28lb. Bright White.Sold as 1000 per box.USES: Checks, Invoices, Letterhead, Personal Letters, Statements, Bills, Flyers. Applications: Business Mailings, Direct Mail, Corporate Mailings, Financial Mailings, Personal Mail..LUX 6 x 9 Full Face Window Envelopes in 28lb. Bright White are perfect for mailing Checks, Invoices, Letterhead, Personal Letters, Statements, Direct Mail and more!

Price is  $235.59
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Adams Self Seal Security Tinted Double Window Envelope, 5 5/8" x 9 1/2", White, 100/Pack (7535PS100) image 1
Item: 24496513
Model: 7535PS100

Protect sensitive client information with this security-tinted envelope. The security tint with pattern makes it impossible to see the details of the contents, even when held up to the light..Simple, high-quality double-window envelope for 1099 forms.Dimensions: 5 5/8" x 9 1/2".Made of white paper.Self-seal closure with wallet flap keeps contents in place.Security-tinted pattern helps discourage from reading sensitive information through the outside of the envelope.Features two clear windows on the left.100 per pack.Flap is on the long side for easier filling

Price is  $51.29
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Staples Self Seal Security Tinted #10 Window Envelopes, 4 1/8" x 9 1/2", White Wove, 500/Box (ST511290-CC) image 1
15% off  of Staples Self Seal Security Tinted #10 Window Envelopes, 4 1/8" x 9 1/2", White Wove, 500/Box (ST511290-CC)
Item: 511290
Model: ST511290-CC

Protect private information during the mailing process with these #10 left-window envelopes. The self-sealing closures keep paper securely tucked inside, while the security tint hides sensitive data safe from view. Each of these envelopes features 24-pound wove construction for added strength and durability. These Staples #10 self-sealing envelopes feature conveniently located windows to keep recipient mailing addresses clearly visible..Envelopes are suitable for all your mailing needs.Made from 24 lbs. white wove paper for durability.These envelopes measure 4 1/8" x 9 1/2" in size, providing enough space for your mail.Self seal closure with wallet flap seals securely without moistening.Security tinted pattern helps to discourage reading sensitive information through the outside of the envelope.Convenient box of 500 envelopes ensures ample supply.Simply position the address to show through the single-left window.The flap is on the long side for easier filling.Send checks, invoices and other sensitive documents with these Staples #10 left-window security tint self-sealing envelopes.

Price is  $24.99
$29.49
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Standard Claim Right Window Envelopes, 4.5 x 9.5, Self-Seal, 500/Box image 1
Item: 713946
Model: 1500ES

Specially designed window envelopes fit CMS 1500 claim forms when tri-folded.All envelopes have confidential lining for added security.Compatible with laser printers.Window size: 1x4-1/2"; window located 2" from top of envelope, 5/8" from right hand edge and 1-9/16" from bottom.Window position - 4-1/4" from left, 1-9/16" from the bottom.Overall size: 9-1/2 x 4-1/2".500 per pack

Price is  $125.09
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LUX Self Seal Window Envelope, 6" x 9", Bright White, 500/Pack (22646-500) image 1
Item: 24261215
Model: 22646-500

LUX 6 x 9 Window Envelopes in 24lb. Bright White are perfect for mailing Checks/Invoices/Letterhead/Personal Letters/Statements/Direct Mail, sold as 500 per box..Dimensions: 6"L x 9"W.Comes in 24lb. Bright White.Sold as 500 per box.USES: Checks, Invoices, Letterhead, Personal Letters, Statements, Bills, Flyers. Applications: Business Mailings, Direct Mail, Corporate Mailings, Financial Mailings, Personal Mail..LUX 6 x 9 Window Envelopes in 24lb. Bright White are perfect for mailing Checks, Invoices, Letterhead, Personal Letters, Statements, Direct Mail and more!

Price is  $90.49
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LUX Self Seal A7 Window Envelope, 5 1/4" x 7 1/4", White, 50/Box (A7FFW-28W-50) image 1
Item: 1984837
Model: A7FFW-28W-50

These A7 sized envelopes contain an oversized transparent window centered on the face of the envelope that is ideal for mailing letters, photos, greeting cards and more!.A7 Full Face Window Envelopes are perfect for mailing letters/photos/greeting cards/invitations.Comes in White, 70lb. Text Paper.Dimensions: 5 1/4"H x 7 1/4"W.Peel & Press Sealing Method.Contains 50/PK Envelopes per pack.LUX 70lb. White A7 Full Face Window Envelopes are perfect for mailing letters, photos, greeting cards and more!

Price is  $34.59
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Quality Park Redi-Seal Self Seal #10 Double Window Envelope, 4 1/2" x 9 1/2", White Wove, 1000/Pack (24559-QP-1000) image 1
Item: 23995459
Model: 24559-QP-1000

Quality Park #10 Double Window Envelope (4 1/8 x 9 1/2) in White Wove w/ Redi-Seal are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 1000 per box. #10 Double Window Envelopes (4 1/8" x 9 1/2") in 24lb. White Wove with Redi-Seal are an ideal business envelope for those looking for both quality and easy sealing. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..Comes in White Wove w/ Self-Seal.Dimensions: 4.125"L x 9.5"W.Redi-Seal Sealing Method.Quality Park #10 Double Window Envelope (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $225.49
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LUX Self Seal Window Envelope, 6" x 9", Bright White, 250/Pack (FFW-69-250) image 1
Item: 24260401
Model: FFW-69-250

LUX 6 x 9 Full Face Window Envelopes in 28lb. Bright White are perfect for mailing Checks/Invoices/Letterhead/Personal Letters/Statements/Direct Mail, sold as 250 per box..Dimensions: 6"L x 9"W.Comes in 28lb. Bright White.Sold as 250 per box.USES: Checks, Invoices, Letterhead, Personal Letters, Statements, Bills, Flyers. Applications: Business Mailings, Direct Mail, Corporate Mailings, Financial Mailings, Personal Mail..LUX 6 x 9 Full Face Window Envelopes in 28lb. Bright White are perfect for mailing Checks, Invoices, Letterhead, Personal Letters, Statements, Direct Mail and more!

Price is  $77.89
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Quality Park Redi-Seal Self Seal Security Tinted #8 Double Window Envelope, 3 5/8" x 8 5/8", White Wove, 1000/Pack (24539-1000) image 1
Item: 23996467
Model: 24539-1000

Quality Park #8 5/8 Double Window Envelope (3 5/8 x 8 5/8) in White Wove w/ Redi-Seal are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 1000 per box. Quality Park#8 5/8 Double Window Envelopes (3 5/8" x 8 5/8") in 24lb. White Wove with Redi-Seal are an ideal business envelope for those looking for both quality and easy sealing. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..Comes in White Wove w/ Self-Seal.Dimensions: 3.625"L x 8.625"W.Redi-Seal Sealing Method.Quality Park #8 5/8 Double Window Envelope (3 5/8 x 8 5/8) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $229.89
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Quality Park Redi-Seal Self Seal Security Tinted #10 Double Window Envelope, 4 1/2" x 9 1/2", White Wove, 50/Pack (24559-QP-50) image 1
Item: 23996473
Model: 24559-QP-50

Quality Park #10 Double Window Envelope (4 1/8 x 9 1/2) in White Wove w/ Redi-Seal are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 50 per box. Quality Park#10 Double Window Envelopes (4 1/8" x 9 1/2") in 24lb. White Wove with Redi-Seal are an ideal business envelope for those looking for both quality and easy sealing. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..#10 Double window business envelope.Dimensions: 4.125"L x 9.5"W.Comes in White Wove 24lbs. w/ Self-Seal.Redi-Seal Sealing Method.Double-left window location.50/Pack.Top Window (1 x 3 1/2) is positioned 1/2" from left and 2 1/2" from the bottom of the envelope.Bottom window (1 1/8 x 4) is 1/2" from the left and 3/4" from the bottom.Quality Park #10 Double Window Envelope (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $42.69
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Quality Park Redi-Seal Self Seal Security Tinted #8 Double Window Envelope 3 5/8" x 8 5/8", White Wove, 50/Pack (24539-50) image 1
Item: 23995955
Model: 24539-50

Quality Park #8 5/8 Double Window Envelope (3 5/8 x 8 5/8) in White Wove w/ Redi-Seal are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 50 per box. #8 5/8 Double Window Envelopes (3 5/8" x 8 5/8") in 24lb. White Wove with Redi-Seal are an ideal business envelope for those looking for both quality and easy sealing. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..Comes in White Wove w/ Self-Seal.Dimensions: 3.625"L x 8.625"W.Redi-Seal Sealing Method.Quality Park #8 5/8 Double Window Envelope (3 5/8 x 8 5/8) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $59.69
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TFP Self Seal Security Tinted Window Envelope 4-1/2" x 9-1/2", White, 500/Box (1500ES) image 1
Item: 633519
Model: 1500ES

Self seal CMS-1500 right window envelope. HIPAA security tent, 24 lb. bond paper. 4-1/2" x 9-1/2". Accommodates 12 folded CMS-1500 claim forms. Certified Chain of Custody; Promoting Sustainable Forest Management. All envelopes have confidential lining for added security. 500 per carton. Compatible with laser or dot-matrix printers..Self seal CMS-1500 right window envelope.HIPAA security tent, 24 lb. bond paper.Accommodates 12 folded CMS-1500 claim forms.Certified Chain of Custody; Promoting Sustainable Forest Management.All envelopes have confidential lining for added security.Compatible with laser or dot-matrix printers.Window dimensions: 1"H x 4-1/2"W.Window placement: 5/8" from right and 1-9/16" from bottom.Specially designed window envelopes fit HCFA approved, medical claim forms when tri-folded.

Price is  $88.39
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LUX Peel & Seal Self Seal Window Envelope, 9" x 12", White, 50/Pack (1590PS-50) image 1
Item: 24260729
Model: 1590PS-50

These envelopes are perfect for catalogs, annual reports, brochures, magazines, invitations, and more!.Open end window envelope.Dimensions: 9"W x 12"H.White.Peel & Seel closure.Window Position: 1"L; 7-7/8"B.Window Size: 1 1/2" x 4".Sold as 50 per box.28lb..Uses: catalogs, annual reports, brochures, magazines, invitations, business mailings, direct mail, corporate mailings, financial mailings, personal mail, and more!.LUX 9"x 12" Peel & Seel Open End Window Envelope are perfect for catalogs, annual reports, brochures, magazines, invitations, and more!

Price is  $46.29
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Quality Park Redi-Seal Self Seal Security Tinted #9 Double Window Envelope, 3 7/8" x 8 7/8", White Wove, 1000/Pack (24529-1000) image 1
Item: 23996113
Model: 24529-1000

Quality Park #9 Double Window Envelopes - Redi-Seal (8 13/16 x 3 7/8) in 24lb. White w/ Security Tint are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 1000 per box. #9 Double Window Envelopes (8 13/16 x 3 7/8) in 24lb. White Wove with blue security tint and Redi-Seal are ideal business envelope for those looking for both security and quality. The printed security pattern inside the envelope helps to protect your privacy by discouraging reading sensitive information through the envelope. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..Comes in 24lb. White w/ Security Tint.Dimensions: 3.875"L x 8.875"W.Redi-Seal Sealing Method.Top Window: (1 3/16" x 3 1/2"), Bottom Window: (1" x 4") Window Positions-Top Window: 3/8" from Left, 2" from Bottom - Bottom Window: 3/8" from Left, 1/2" from Bottom Per Action Envelope.Window Positions-Top Window: 3/8" from Left, 2" from Bottom - Bottom Window: 3/8" from Left, 1/2" from Bottom.Quality Park #9 Double Window Envelopes - Redi-Seal (8 13/16 x 3 7/8) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $225.49
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ComplyRight Self Seal Security Tinted Double-Window Tax Envelopes, White, 50/Pack (3333250) image 1
Item: 24507957
Model: 3333250

This double-window envelope accommodates the W-2 (5210/5211) tax form. The windows display both payer and recipient name and address. Self-sealing for added convenience..Double-window envelope for W-2 (5210/5211) tax form..Self-sealing for added convenience..Pack of 50 envelopes.

Price is  $29.99
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Quality Park Redi-Seal Self Seal #10 Double Window Envelope, 4 1/2" x 9 1/2", White Wove, 500/Pack (24559-QP-500) image 1
Item: 23995432
Model: 24559-QP-500

Quality Park #10 Double Window Envelope (4 1/8 x 9 1/2) in White Wove w/ Redi-Seal are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 500 per box. #10 Double Window Envelopes (4 1/8" x 9 1/2") in 24lb. White Wove with Redi-Seal are an ideal business envelope for those looking for both quality and easy sealing. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..Comes in White Wove w/ Self-Seal.Dimensions: 4.125"L x 9.5"W.Redi-Seal Sealing Method.Quality Park #10 Double Window Envelope (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $135.29
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Adams Self Seal Security Tinted Double Window W-2 Tax Form Envelope, White, 100/Pack (7510PS100) image 1
Item: 24496512
Model: 7510PS100

The Adams® W-2 double-window tax envelope is easy to close. It is tinted for 100% security and double-windowed to display both employer/payer and employee/recipient addresses..Simple, high-quality double-window envelope that gets the job done.Dimensions: 5 5/8" x 9".Envelope comes in white; made of paper.Self-seal closure with wallet flap keeps contents in place.Security-tinted pattern helps discourage from reading sensitive information through the outside of the envelope.Clear double-window left identifies product quickly.100 per pack.Double-window envelope conveniently displays addresses.Flap is on the long side for easier filling

Price is  $51.29
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LUX Self Seal Security Tinted #10 Double Window Envelope, 4 1/8" x 9 1/8", Wasabi, 1000/Pack (INVDW-L22-1000) image 1
Item: 1559395
Model: INVDW-L22-1000

Lux 4.12 x 9.12 inch Wasabi Invoice Double Window Envelopes feature a square flap style and come in 1000/pack. They have two windows, one on the top is used for showing your company name and the one on the bottom is used for showing the address..Color: Wasabi.Type: Window Envelopes.Size: 4.12 x 9.12 inch.Paper Weight: 80 lbs..Sealing Method: Peel & Press.Features: Eye-Catching & have two Windows your Company name will Show Through the Top Window, The Addresses Shows Through the Bottom Window.Lux 4.12 x 9.12 inch Wasabi Invoice Double Window Envelopes - Suitable for various personal and business correspondence

Price is  $284.59
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LUX Self Seal #10 Window Envelope, 4 1/2" x 9 1/2", White Wove, 500/Pack (10APW-WW-500) image 1
Item: 23996358
Model: 10APW-WW-500

LUX #10 All Purpose Window Envelopes(4 1/8 x 9 1/2) in 28lb. White Wove are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 500 per box. LUX#10 All Purpose Window Envelopes (4 1/8" x 9 1/2") in 28lb. White Wove are business envelopes which feature a large left side window. Save the time and expense of separately addressing envelopes. Simply position the mailing address to show through the window. These top quality envelopes are sealed with our Peel & Press strip on the inside of the back flap flap..Comes in 28lb. White Wove.Dimensions: 4.125"L x 9.5"W.Peel & Press Sealing Method.LUX #10 All Purpose Window Envelopes(4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $196.99
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Adams 2023 W2 Envelopes, Double Window Security Envelopes, Peel & Seal Self Seal Closure, 25/Pack (STAX2-23) image 1
Item: 24564848
Model: STAX2-23

Adams W2 envelopes are security tinted for privacy and sized for a precise fit. Peel & seal closure seals without water to save time and effort..Designed to fit standard IRS W2 Forms.Left aligned double windows fit your W2 forms precisely without revealing gaps or misalignments.A security tinted pattern keeps confidential information in your W2 envelope safe, even when held to light.Strong peel & seal adhesive with a wide commercial flap seals securely without moisture.Contains 25 envelopes per pack.Dimensions: 9"W x 5-5/8"L.Meets IRS specifications.Keep confidential information secure with the precise fit of Adams double-window W2 envelopes.

Price is  $20.49
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Quality Park Redi-Seal Self Seal Security Tinted #9 Double Window Envelope, 3 7/8" x 8 7/8", White Wove, 50/Pack (24529-50) image 1
Item: 23996120
Model: 24529-50

Quality Park #9 Double Window Envelopes - Redi-Seal (8 13/16 x 3 7/8) in 24lb. White w/ Security Tint are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 50 per box. #9 Double Window Envelopes (8 13/16 x 3 7/8) in 24lb. White Wove with blue security tint and Redi-Seal are ideal business envelope for those looking for both security and quality. The printed security pattern inside the envelope helps to protect your privacy by discouraging reading sensitive information through the envelope. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..Comes in 24lb. White w/ Security Tint.Dimensions: 3.875"L x 8.875"W.Redi-Seal Sealing Method.Quality Park #9 Double Window Envelopes - Redi-Seal (8 13/16 x 3 7/8) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $39.09
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LUX Self Seal #10 Window Envelope, 4 1/2" x 9 1/2", White Wove, 50/Pack (10APW-WW-50) image 1
Item: 23995735
Model: 10APW-WW-50

LUX #10 All Purpose Window Envelopes(4 1/8 x 9 1/2) in 28lb. White Wove are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 50 per box. #10 All Purpose Window Envelopes (4 1/8" x 9 1/2") in 28lb. White Wove are business envelopes which feature a large left side window. Save the time and expense of separately addressing envelopes. Simply position the mailing address to show through the window. These top quality envelopes are sealed with our Peel & Press strip on the inside of the back flap flap..Comes in 28lb. White Wove.Dimensions: 4.125"L x 9.5"W.Peel & Press Sealing Method.LUX #10 All Purpose Window Envelopes(4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $42.69
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Quality Park Redi-Seal Self Seal #10 Double Window Envelope, 4 1/2" x 9 1/2", White Wove, 250/Pack (24559-QP-250) image 1
Item: 23995341
Model: 24559-QP-250

Quality Park #10 Double Window Envelope (4 1/8" x 9 1/2") in White Wove w/ Redi-Seal are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 250 per box. #10 Double Window Envelopes (4 1/8" x 9 1/2") in 24lb. White Wove with Redi-Seal are an ideal business envelope for those looking for both quality and easy sealing. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..Comes in White Wove w/ Self-Seal.Dimensions: 4 1/8"L x 9 1/2"W.Redi-Seal Sealing Method.Top Window Size: 1 x 3 1/2", Bottom Window Size: 1 1/8 x 4".Top Window positioned 1/2" from left and 2 1/2"from the bottom of the envelope..Bottom window positioned 1/2" from the left and 3/4" from the bottom.Packaging may vary.Quality Park #10 Double Window Envelope (4 1/8" x 9 1/2") are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $90.19
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ComplyRight Self Seal Security Tinted Double-Window Tax Envelopes, White, 25/Pack (7777225) image 1
Item: 24507916
Model: 7777225

This double-window envelope accommodates the 2-Up 1099 tax form. The windows display both payer and recipient name and address. Self-sealing for added convenience..Double-window envelope for 2-Up 1099 tax form..Self-sealing for added convenience..Pack of 25 envelopes.

Price is  $21.99
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Adams 2024 Self-Seal Security-Tinted Double-Window 1099 Tax Envelope, 8.75" x 3.75", White, 25/Pack (STAX3-24) image 1
Item: 24596824
Model: 1007140

Adams 1099 envelopes are security-tinted for privacy and sized for a precise fit. Peel & seal closure seals without water to save time and effort..Designed to fit your 3-per-page 1099-NEC forms and other 3-up tax forms.Left aligned double windows fit your 3-up 1099 forms precisely without revealing your personal information..A security tinted pattern keeps confidential information in your 1099 envelope safe, even when held to light.Strong peel & seal adhesive with a wide commercial flap seals securely without moisture.Contains 25 envelopes per pack.Dimensions: 8-3/4"W x 3-3/4"L.Meets IRS specifications.Keep confidential information secure with the precise fit of Adams double-window 1099 envelopes for 3-up tax forms.

Price is  $19.69
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LUX Peel & Seel Self Seal Security Tinted Double Window Envelope, 4 1/8" x 9 1/8", White, 500/Pack (INVDW-500) image 1
Item: 24261142
Model: INVDW-500

Double Window Invoice Envelopes are specially designed to hold QuickBooks Invoices. The company name or return address will line up with and show perfectly through the top window, while the mailing address will show through the bottom window. A perfect envelope for all QuickBooks invoicing and accounting mailings. These White envelopes feature an inside security tint and are easily sealed via a Peel & Seel strip, so not only are they secure, but you don't have to lick these envelopes to seal them..Dimensions: 4.125"L x 9.125"W.Comes in White w/ Peel & Seel®.Sold as 500 per box.USES: Checks, Invoices, Letterhead, Personal Letters, Statements, Bills, Flyers. Applications: Business Mailings, Direct Mail, Corporate Mailings, Financial Mailings, Personal Mail..Window Size: Top: 15/16" H x 3 1/2" W Bottom: 1" H x 3 1/2" W.Window Placement: Top: 3/8" LEFT & 2 3/8" BOTTOM Botttom:7/8" LEFT & 5/8" BOTTOM.LUX Double Window Invoice Envelopes (4 1/8 x 9 1/8) in White w/ Peel & Seel are perfect for mailing Checks/Invoices/Letterhead/Personal Letters/Statements/Direct Mail, sold as 500 per box.

Price is  $192.79
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LUX Peel & Seel Self Seal #10 Window Envelope, 4 1/2" x 9 1/2", White, 50/Pack  (75761-50) image 1
Item: 24260686
Model: 75761-50

The #10 Window Envelope (4 1/8 x 9 1/2) in 24lb. White with Peel and Seal is a crisp, white-colored standard weight business envelope. Perfect for saving time by not addressing letters, invoices and statements individually - just position the address on a document to show through the envelope window and you're ready for mailing. These top-notch envelopes are sealed by just peeling off the strip on the inside back flap and pressing down..Dimensions: 4.125"L x 9.5"W.Comes in White w/ Peel & Seel®.Sold as 50 per box.Window Size: 1 1/8 x 4 1/2 ; Window Position 7/8 Left, 1/2.LUX #10 Window Envelopes (4 1/8 x 9 1/2) in White w/ Peel & Seel® are perfect for mailing Checks, Invoices, Letterhead, Personal Letters, Statements, Direct Mail and more!

Price is  $26.09
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Staples QuickStrip EasyClose Self Seal #10 Window Envelopes, 4 1/8" x 9 1/2", White Wove, 500/Box (ST381936/381936) image 1
Item: 381936
Model: ST381936/381936

Make shipping addresses easy to read with these EasyClose left-window #10 envelopes. Each one has a transparent window to save you the hassle of applying shipping labels to the outside, while the QuickStrip offers quick, simple and mess-free sealing. These Staples EasyClose white envelopes come in a pack of 500, letting you stock up the office supply cabinet..Envelopes are great for mailing letters and documents.Made from 24 lbs. white wove paper for durability.These envelopes measure 4 1/8" x 9 1/2" in size, providing enough space for your mail.EasyClose closure with commercial flap seals securely without moistening.Convenient box of 500 envelopes ensures ample supply.Simply position the address to show through the single-left window.The flap is on the long side for easier filling.Mail invoices or financial statements with this 500-pack of Staples QuickStrip EasyClose 4-1/8 x 9-1/2-inch white left-window #10 envelopes.

Price is  $35.39
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Staples Reveal-N-Seal #9 Double Window Envelope, 3 7/8" x 8 7/8", White, 300/Box (20567-US) image 1
Item: 902474
Model: 67529S

The Quality Park Reveal-N-Seal 67529S #9 white double window envelope measuring 3 7/8" x 8 7/8", features strong, tamper-evident seal to protect confidential documents. It has small perforations along the flaps for tampering. This security-tinted envelope offers self-sealing closure that requires no moisture to seal..Comes in white color.Trade size: #9, Envelope size: 3 7/8" x 8 7/8".Paper weight: 24 lbs..Envelope/mailer type: Tax and business form.Closure: Self-adhesive.Seam type: Contemporary.Window position of bottom left/top left.Exterior material: Paper.Finish: Wove.Suggested use: Double window for invoices.Format/border: Standard, Opening: Open side.Security tinted for added safety.Box of 300 envelopes.3 7/8" x 8 7/8" Reveal-N-Seal invoice size double window envelopes and its unique glue provides for longer shelf life than normal self-seal envelopes.

Price is  $49.99
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Staples Reveal-N-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (1017262) image 1
Item: 24640907
Model: ST63385-CC

Send mail easily with this 500-pack of Staples security-tinted double-window, tamper evident #9 envelopes. These envelopes feature a pressure-sensitive self-seal closure and wallet flap for quick, mess-free sealing. The security-tinted interior keeps contents private, while the double-window layout clearly displays both return and destination addresses. Sized at 3 7/8" x 8 7/8", they’re ideal for checks, statements, and other business documents. Each box includes 500 white envelopes. Perfect for high-volume mailing..#9 business envelopes (3 7/8" x 8 7/8") are ideal for everyday mailing needs.24 lb white envelopes made from durable paper for professional or personal use.Reveal-N-Seal security envelopes have a tamper evident perforated seal and close without moisture; press the 2 flaps together for a permanent seal.Security-tinted interior protects sensitive information from view.Top window (1-3/16" x 3-1/2", 3/8" from left, 2" from bottom); Bottom window (1" x 4", 3/8" from left, 1/2" from bottom).Convenient box of 500 envelopes ensures long-lasting supply.Staples Reveal-N-Seal #9 Double Window Envelopes offer secure, professional mailing with a clean, self-sealing design

Price is  $51.29
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Quality Park Redi-Seal Self Seal Security Tinted #9 Double Window Envelope, 3 7/8" x 8 7/8", White Wove, 250/Pack (24529-250) image 1
Item: 23996116
Model: 24529-250

Quality Park #9 Double Window Envelopes - Redi-Seal (8 13/16 x 3 7/8) in 24lb. White w/ Security Tint are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 250 per box. #9 Double Window Envelopes (8 13/16 x 3 7/8) in 24lb. White Wove with blue security tint and Redi-Seal are ideal business envelope for those looking for both security and quality. The printed security pattern inside the envelope helps to protect your privacy by discouraging reading sensitive information through the envelope. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..Comes in 24lb. White w/ Security Tint.Dimensions: 3.875"L x 8.875"W.Redi-Seal Sealing Method.Top Window:1-3/16" x 3-1/2" - Position: 3/8" from left, 2" from bottom.Bottom Window: 1" x 4" - Position: 3/8" from left,1/2" from bottom.Quality Park #9 Double Window Envelopes - Redi-Seal (8 13/16 x 3 7/8) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $91.39
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LUX Self Seal Security Tinted A2 Window Envelope, 4 3/8" x 5 3/4", White, 500/Pack (7486-W2-500) image 1
Item: 24260594
Model: 7486-W2-500

LUX W-2 / 1099 Envelopes (5 3/4 x 8 7/8) in 24lb. White w/ Security Tint are perfect for mailing Checks/Invoices/Letterhead/Personal Letters/Statements/Direct Mail, sold as 500 per box..Dimensions: 5.75"L x 8.875"W.Comes in 24lb. White w/ Security Tint.Sold as 500 per box.USES: Checks, Invoices, Letterhead, Personal Letters, Statements, Bills, Flyers. Applications: Business Mailings, Direct Mail, Corporate Mailings, Financial Mailings, Personal Mail..LUX W-2 / 1099 Envelopes (5 3/4 x 8 7/8) in 24lb. White w/ Security Tint are perfect for mailing Checks, Invoices, Letterhead, Personal Letters, Statements, Direct Mail and more!

Price is  $104.69
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Medical Arts Press Self Seal Security Tinted #4 Double Window Envelope, White, 500/Box (32373) image 1
Item: 541947
Model: 32373

Protect invoices, financial statements and other correspondence by mailing them in these self-seal security tinted envelopes. The double windows of these envelopes let the shipping address and return address show through, saving you from the hassle of handwriting or manually applying labels. These Medical Arts Press double-window self-seal envelopes come in a box of 500..Self-seal envelope with with clear filmview windows.Patient's name and address show through bottom window, your return address shows through top.Made from white 24 lb. white wove peek-proof stock for privacy.Envelope size: 4-1/8 x 9".Top window size: 7/8 x 3"; top window position: 15/16" from top.Bottom window size: 1 x 3-7/8"; bottom window position: 1-1/8" from bottom.3/8" between top and bottom window.Top and bottom windows are positioned 3/4" from left edge.Medisoft® and Altapoint compatible.500 per box

Price is  $21.43
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Quality Park Redi-Seal Self Seal Security Tinted #8 Double Window Envelope, 3 5/8" x 8 5/8", White, 250/Pack (24539-250) image 1
Item: 23995962
Model: 24539-250

Quality Park #8 5/8 Double Window Envelope (3 5/8 x 8 5/8) in White Wove w/ Redi-Seal are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 250 per box. #8 5/8 Double Window Envelopes (3 5/8" x 8 5/8") in 24lb. White Wove with Redi-Seal are an ideal business envelope for those looking for both quality and easy sealing. When sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window. Sealed with Redi-Seal, a no moisture sealing method, with a unique flap design that keeps the gum from sticking before use..Comes in White Wove w/ Self-Seal.Dimensions: 3.625"L x 8.625"W.Redi-Seal Sealing Method.The Top Window (7/8 x 3 1/2) is positioned 5/8" from left and 2 1/4" from the bottom of the envelope.The Bottom Window (1 x 4) is 5/8" from the left and 5/8" from the bottom.Quality Park #8 5/8 Double Window Envelope (3 5/8 x 8 5/8) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $92.89
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Quality Park Reveal-N-Seal Self Seal Security Tinted #10 Double Window Envelope, 4 1/8" x 9 1/2", White, 500/Box (1014438) image 1
Item: 24629392
Model: 1014438

Quality Park #10 Reveal-N-Seal Envelopes are security tinted with a patented tamper evident seal. Stock up on value packed boxes of 500 for all of your mailing needs..#10 Business double window envelopes with side seams are great for bulk mailings.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.Made from 24# White Wove for durability.Our dependable Reveal-N-Seal patented envelope design has a unique flap that folds up and into place for a firm seal that won't close and stick prematurely; plus, no peel-strip waste to clean up!.Security tinted pattern helps to discourage reading sensitive information through the outside of the envelope.Double window envelopes conveniently display addresses; Top window: 1-1/4" x 3-1/2"; 3/8" from left; 2" from bottom; Bottom window: 1" x 4"; 3/8" from left; 1/2" from bottom.500 envelopes per box ensures ample supply.Give invoices, bills, and other official correspondence a professional look with these Quality Park Reveal-N-Seal self-closure security-tinted double-window white envelopes.

Price is  $124.09
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LUX Self Seal #10 Window Envelope, 4 1/2" x 9 1/2", White Wove, 250/Pack (10APW-WW-250) image 1
Item: 23996355
Model: 10APW-WW-250

LUX #10 All Purpose Window Envelopes(4 1/8 x 9 1/2) in 28lb. White Wove are perfect for mailing checks/invoices/letterhead/personal letters/statements/direct mail, sold as 250 per box. LUX#10 All Purpose Window Envelopes (4 1/8" x 9 1/2") in 28lb. White Wove are business envelopes which feature a large left side window. Save the time and expense of separately addressing envelopes. Simply position the mailing address to show through the window. These top quality envelopes are sealed with our Peel & Press strip on the inside of the back flap flap..Comes in 28lb. White Wove.Dimensions: 4.125"L x 9.5"W.Peel & Press Sealing Method.LUX #10 All Purpose Window Envelopes(4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail

Price is  $122.59
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ComplyRight Self Seal Security Tinted Double-Window Tax Envelopes, 5 5/8" x 9", 50/Pack (9999250) image 1
Item: 24507968
Model: 9999250

This double-window envelope accommodates the 4-Up W-2 (5205/5205A/5209) tax form. The windows display both payer and recipient name and address. Self-sealing for added convenience.Double-window envelopes for 4-Up W-2 (5205/5205A/5209) tax form..Self-sealing for added convenience..Pack of 50 envelopes.

Price is  $29.99
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LUX Self Seal #10 Window Envelope, 4 1/8" x 9 1/2", White, 50/Pack (FFW-10-80W-50) image 1
Item: 24161923
Model: FFW-10-80W-50

LUX #10 Full Face Window Envelopes (4 1/8 x 9 1/2) are perfect for Checks/Invoices/Letterhead/Letters/Statements, sold as 50 per box.Dimensions: 4 1/8"L x 9 1/2"W.Sold 50 per box.Comes in 80lb. White.LUX #10 Full Face Window Envelopes (4 1/8 x 9 1/2) are perfect for Checks, Invoices, Letterhead, Letters, Statements

Price is  $51.29
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Adams Self Seal Security Tinted Double Window W-2 Tax Form Envelope, White, 100/Pack (DW4ALTPS100) image 1
Item: 24496518
Model: DW4ALTPS100

Protect sensitive client information with this security-tinted envelope. The security tint with pattern makes it impossible to see the details of the contents, even when held up to the light..Simple, high-quality double-window envelope for W-2 tax forms (four-up forms per sheet in four-corner style).Dimensions: 5 5/8" x 9".Made of white paper.Self-seal closure with wallet flap keeps contents in place.Security-tinted pattern helps discourage from reading sensitive information through the outside of the envelope.Features two clear windows: one on the left and one on the right.100 per pack.Flap is on the long side for easier filling

Price is  $51.29
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LUX Self Seal Security Tinted #10 Window Envelope, 4 1/8" x 9 1/2", White, 250/Pack (99977-250) image 1
Item: 24260724
Model: 99977-250

LUX #10 Window Bottom Flap Envelopes in White w/Security Tint are perfect for mailing Checks/Invoices/Letterhead/Personal Letters/Statements/Direct Mail, sold as 250 per box..Dimensions: 4.125"L x 9.5"W.Comes in White w/Security Tint.Sold as 250 per box.USES: Checks, Invoices, Letterhead, Personal Letters, Statements, Bills, Flyers. Applications: Business Mailings, Direct Mail, Corporate Mailings, Financial Mailings, Personal Mail.

Price is  $38.89
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ComplyRight CMS-1500 Self Seal Security Tinted Window Envelope 9" x 12 1/2", White/Blue, 100/Pack (1500RS) image 1
Item: 1949161
Model: 1500RS

All envelopes have confidential lining for added security in order to ensure patient privacy..Envelope holds up to 50 CMS-1500 unfolded claim forms..Helps reduce processing delays..Right-window reveals only the mailing address..Rectangle self-sealing square flap..ComplyRight CMS-1500 Jumbo Right Window Envelopes prevent processing delays by allowing the sender to mail the forms without folding them.

Price is  $42.59
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Adams 2023 3-Up 1099 Envelopes, Double-Window, Peel & Seal Self Seal Closure, 25/Pack (STAX3-23) image 1
Item: 24564853
Model: STAX3-23

Adams 1099 envelopes are security tinted for privacy and sized for a precise fit. Peel & seal closure seals without water to save time and effort..Designed to fit your 3-per-page 1099-NEC forms and other 3-up tax forms.Left aligned double windows fit your 3-up 1099 forms precisely without revealing gaps or misalignments.A security tinted pattern keeps confidential information in your 1099 envelope safe, even when held to light.Strong peel & seal adhesive with a wide commercial flap seals securely without moisture.Contains 25 envelopes per pack.Dimensions: 8-3/4"W x 3-3/4"L.Meets IRS specifications.Keep confidential information secure with the precise fit of Adams double-window 1099 envelopes for 3-up tax forms.

Price is  $21.79
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ComplyRight Self Seal Security Tinted Double-Window Tax Envelopes, 5 5/8" x 9.25", 25/Pack (6666225) image 1
Item: 24507914
Model: 6666225

This double-window envelope accommodates the 2-Up W-2 tax form. The windows display both payer and recipient name and address. Self-sealing for added convenience..Double-window envelope for 2-Up W-2 tax form..Self-sealing for added convenience..Pack of 25 envelopes.

Price is  $21.99
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Adams 2025 W-2 Envelopes, Double-Window Design, Security Tinted, Peel & Seal Self-Seal Closure, White, 25/Pack (STAX2-25) image 1
Item: 24639724
Model: 1017141

These Adams W-2 envelopes are security-tinted for privacy and sized for a precise fit. A peel & seal closure seals without water to save time and effort..W-2 envelopes are designed to fit standard IRS W-2 Forms.5-5/8"L x 9"W.White wove; 24 lb..Self-Sealing Peel & Seal Closure.Envelopes are security tinted.Double window.25 per pack.Adams double-window W-2 envelopes for 2-up tax forms keep your tax information secure.

Price is  $19.99
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About Self-Sealing Window Envelopes

Self-sealing window envelopes are essential tools for efficient mailing and document presentation. Designed with a transparent window, these envelopes allow for easy visibility of addresses, eliminating the need for labels and saving time during mail preparation.

Ideal for businesses and personal use, self-sealing window envelopes provide a professional appearance while ensuring secure closure without the need for moisture. Their convenience makes them a popular choice for sending invoices, statements, and other important documents.

When selecting self-sealing window envelopes, consider the size and format that best suits your mailing needs. Options are available in various dimensions to accommodate different document types, ensuring a perfect fit for your correspondence.

Additionally, look for envelopes with durable paper construction and strong adhesive seals to ensure your documents remain secure during transit. Features like security tinting can also enhance privacy, making these envelopes a reliable choice for sensitive information.