Security Check Envelopes

121 results
Staples Laser Check Size Gummed Security Tinted Business Envelopes, 3 5/8" x 8 7/8", Wove White, 1000/Box (381898/17046) image 1
Item: 381898
Model: ST381898-CC

Enjoy the convenience of these double-window envelopes. Each envelope has a gummed flap that seals securely once moisture is applied, ensuring it doesn't close until you're ready, while the security tint helps keep confidential information private. These Staples check-size laser envelopes have a double window, so you don't need to manually apply shipping labels and return addresses labels..Business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 3 5/8"H x 8 7/8"L in size, providing enough space for your mail.Gummed closure with square flap keeps contents in place.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.1000 envelopes per box.Envelopes contain 0% recycled content.Double-window envelopes conveniently display addresses.The flap is on the long side for easier filling.Save the hassle of applying address labels with this 1,000-pack of Staples check-size double-window security-tint laser gummed envelopes.

Price is  $57.69
Unit of measure 1000/Box
Next-Day Delivery by tomorrow
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Staples Security Tinted #10 Business Envelope, 4 1/8" x 9 1/2", White, 25/Pack image 1
Item: 862998
Model: 50296/74046

Send mail securely with Staples #10 Lightweight Gummed Envelopes. The security tint protects confidential information..Standard #10 size: 4.125" x 9.5".20lb white paper.Security tint prevents reading through.Gummed seal for secure closure.Pack of 25 envelopes

Price is  $3.49
Unit of measure 25/Pack
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Staples Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 500/Box (ST50302-CC) image 1
Item: 200519
Model: ST50302-CC

Send out bulk mailings with this 500-count package of Staples #10 envelopes. Security tint inside each envelope protects sensitive information, and the convenient size makes it easy to fold documents to fit perfectly. Featuring gummed edges, these Staples #10 envelopes offer fast, secure sealing to keep contents safe during the mailing process..PACKAGING MAY VARY, SAME GREAT PRODUCT..US #10 business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.Gummed closure with V-Flap keeps contents in place.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.500 envelopes per box.The flap is on the long side for easier filling.Meets or exceeds SFI standard.Staples gummed security tint #10 4-1/8 x 9-1/2-inch white envelopes boast a plain white design, making it easy to customize each envelope with mailing labels.

Price is  $28.19
Unit of measure 500/Box
Next-Day Delivery by tomorrow
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Staples Self Seal Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 500/Box (ST511289-CC) image 1
Item: 511289
Model: ST511289-CC

Keep marketing materials, statements, and other business mailings intact with this box of 500 self-sealing security-tint envelopes. The 24-pound white weave construction gives these envelopes the durability to keep mailed items safe, while the security tint keeps sensitive information confidential while in transit. These Staples self-sealing security-tint envelopes help you complete mailings quickly with easy-to-use press-and-seal adhesive tabs..US #10 business envelopes are suitable for all your mailing needs.Made from white 24 lb. paper for durability.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.Self-seal closure with square 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.The flap is on the long side for easier filling.Easily handle large business mailings with this box of 500 Staples 4.125 x 9.5-inch white self-sealing security-tint envelopes.

Price is  $30.99
Unit of measure 500/Box
Next-Day Delivery by tomorrow
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Staples Security Tinted #8 5/8 Business Envelopes, 3 5/8" x 8 5/8", White, 500/Box (918179/19410) image 1
Item: 918179
Model: ST918179-CC

Mail sensitive letters, checks, and invoices securely with these left-window gummed envelopes. Each envelope is made from white 24-pound paper for a high-quality look and feel, comes in check-size for convenience, and provides a gummed commercial flap, letting you seal it easily. These Staples security-tint gummed envelopes come in a pack of 500, so you can stock up the supply closet..#8-5/8 business envelopes are suitable for all your mailing needs.Made from white 24 lb. paper for durability.These envelopes measure 3 5/8"H x 8 5/8"L in size, providing enough space for your mail.Gummed closure with commercial flap keeps contents in place.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.Convenient box of 500 envelopes ensures ample supply.The flap is on the long side for easier filling.Keep confidential information private with this 500-pack of Staples left-window security-tint check-size gummed envelopes.

Price is  $42.69
Unit of measure 500/Box
Next-Day Delivery by tomorrow
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JAM Paper Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 100/Pack (75747-100) image 1
Item: 24578376
Model: 75747-100

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..#10 Window Envelopes.4 1/8 in x 9 1/2 in.White.Peel & Press Closure

Price is  $11.39
Unit of measure 100/Pack
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Staples Security Tinted #6 3/4 Business Envelope, 3 5/8" x 6 1/2", White, 50/Pack image 1
Item: 863000
Model: 863000

Protect your correspondence with Staples #6 3/4 Lightweight Gummed Envelopes. Ideal for checks, letters, and small documents..#6 3/4 size: 3.625" x 6.5".20lb white paper.Security tint keeps contents private.Gummed seal for secure mailing.Pack of 50 envelopes

Price is  $5.49
Unit of measure 50/Box
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TFP ComplyRight Self Seal Security Tinted #10 Business Envelopes, 4 1/2" x 9 1/2", White, 500/Box (1500ES) image 1
Item: 423046
Model: 1500ES

Prepare claim forms for the mail in these window envelopes. The self-seal closures keep pages tucked securely inside for enhanced privacy and added security, while the clear viewing window means there's no need to add a separate address label to these TFP ComplyRight envelopes..US #10 business envelopes are suitable for many mailing projects.Made from white color paper.These envelopes measure 4 1/2"H x 9 1/2"L in size, providing enough space for your mail.Self-seal closure with commercial flap seals securely without moistening.Security-tinted pattern helps to discourage from reading sensitive information through the outside of the envelope.500 envelopes per box.Simply position the address to show through the single-right window.Flap is on the short side, helping to keep things from falling out after opening.Ensure claim forms arrive at their intended destination with these TFP ComplyRight 4.5 x 9.5-inch self-seal window envelopes.

Price is  $160.69
Unit of measure 500/Box
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Adams Self Seal Security Tinted 1099 2-Up Tax Envelope, White, 25/Pack (1017140) image 1
Item: 24639723
Model: 1017140

These Adams 1099 envelopes are security-tinted for privacy and sized for a precise fit. A peel & seal closure seals without water to save time and effort..1099 envelopes are designed to fit your 2-per-page tax forms including the 1099-MISC, 1099-B, 1099-DIV, 1099-INT, 1099-K, 1099-OID, 1099-R, 1098, 1098C or 5498 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 1099 envelopes for 2-up tax forms keep your confidential tax information secure.

Price is  $19.99
Unit of measure 25/Pack
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JAM Paper Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 50/Pack (61597-50) image 1
Item: 24578606
Model: 61597-50

Safeguard important documents! When you can't or shouldn't fold the contents, document envelopes are the professional solution..#10 Window Envelopes.4 1/8 in x 9 1/2 in.White.Peel & Press Closure

Price is  $18.99
Unit of measure 50/Pack
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JAM Paper Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 1000/Pack (75747-1M) image 1
Item: 24578381
Model: 75747-1M

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..#10 Window Envelopes.4 1/8 in x 9 1/2 in.White.Peel & Press Closure

Price is  $253.09
Unit of measure 1000/Pack
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Mead Press It Seal It #10 Security Envelopes, 4 1/8" x 9 1/2", White, 45/Pack (MEA75026) image 1
Item: 2696277
Model: 75026

45 ct. White envelopes with self-adhesive seal and security lining for privacy..Security Envelope. All purpose for home and office.White. Made from sheets of paper. Paper weight 20lbs.4.125" x 9.5".Each pack contains 45 envelopes.Total of 45 envelopes

Price is  $6.19
Unit of measure 45/Pack
Next-Day Delivery by tomorrow
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Staples Security Tinted #8 Business Envelopes, 3 5/8" x 8 5/8", White, 500/Box (438614-CC) image 1
Item: 438614
Model: ST438614-CC

Send payments, rebates and refunds with these Staples check-size envelopes. The security tint keeps dollar amounts and personal information safe from public view, and the gummed closures allow for a secure seal. Featuring conveniently sized sender and recipient windows, these Staples check-size envelopes ensure address information is clearly visible to postal carriers..#8-5/8 business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 3 5/8"H x 8 5/8"L in size, providing enough space for your mail.Gummed closure with commercial flap keeps contents in place.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.500 envelopes per box.Double-window envelopes conveniently display addresses.The flap is on the long side for easier filling.Staples #8 5/8-inch check-size double-window security-tint gummed envelopes feature windows for both the recipient and sender, eliminating the need to manually address your mailings.

Price is  $36.69
Unit of measure 500/Box
Next-Day Delivery by tomorrow
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JAM Paper Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 500/Pack (61597-500) image 1
Item: 24578607
Model: 61597-500

Safeguard important documents! When you can't or shouldn't fold the contents, document envelopes are the professional solution..#10 Window Envelopes.4 1/8 in x 9 1/2 in.White.Peel & Press Closure

Price is  $118.09
Unit of measure 500/Pack
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JAM Paper Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 1000/Pack (61597-1M) image 1
Item: 24578339
Model: 61597-1M

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..#10 Window Envelopes.4 1/8 in x 9 1/2 in.White.Peel & Press Closure

Price is  $132.95
Unit of measure 1000/Pack
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Bazic Kraft Self Seal Security Tinted #10 Business Envelope, 4 1/8" x 9 1/2", 500/Pack (BAZ5064) image 1
Item: 24516828
Model: BAZ5064

Standard size #10 white color envelopes, features blue security print inside the envelope. Each envelope has pre-applied adhesives on the reams of the closure. When you are ready to mail the envelope, just peel the strip off from the adhesives and press firm to seal the envelope. Includes 500 envelopes..Standard #10 Security Envelopes.Measures 4-1/8" x 9-1/2".White.Peel & Stick Self-Seal Closure.Blue security print inside the envelope to keep important information safe.Top loading.Sold as Pack of 500

Price is  $41.99
Unit of measure 500/Pack
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JAM Paper Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 250/Pack (45161-250) image 1
Item: 24578361
Model: 45161-250

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..#10 Window Envelopes.4 1/8 in x 9 1/2 in.White.Peel & Press Closure

Price is  $33.99
Unit of measure 250/Pack
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JAM Paper Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 250/Pack (75747-250) image 1
Item: 24578346
Model: 75747-250

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..#10 Envelopes.4 1/8 in x 9 1/2 in.White.Peel & Press Closure

Price is  $66.79
Unit of measure 250/Pack
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Quality Park Reveal-N-Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White Wove, 500/Box (QUA67218) image 1
Item: 717361
Model: QUA67218

Mail essential documents with these business envelopes. Made with a blue-tinted interior pattern, these envelopes help provide high-quality security for personal and client information even when held up to a light, while the Reveal-N-Seal feature lets you easily close the fully gummed flaps. These Quality Park security business envelopes come with 500 units per pack, making them ideal for daily business and office use..#10 Business envelopes are suitable for many mailing projects.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.500 envelopes per box ensures ample supply.Keep important papers safe with this 500-pack of Quality Park Reveal-N-Seal self-seal #10 security business envelopes.

Price is  $107.29
Unit of measure 500/Box
Next-Day Delivery by tomorrow
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Staples QuickStrip EasyClose Self Seal Security Tinted #6 3/4 Business Envelopes, 3 5/8" x 6 1/2", White, 50/Box (ST862999-CC) image 1
Item: 862999
Model: ST862999-CC

Keep checks, statements, and other sensitive documents private while in transit with these security-tinted envelopes. Each one includes a convenient QuickStrip adhesive that peels off and quickly seals envelopes tightly with no required moisture. These Staples QuickStrip envelopes are made from 20-pound paper and come in a pack of 50, so you can stock up with ease or send out mass mailings quickly..QuickStrip business envelopes are suitable for many mailing projects.Made from white 20 lb. paper for durability.These envelopes measure 3 5/8"H x 6 1/2"W 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.50 envelopes per box.The flap is on the long side for easier filling.Mail confidential information with this 50-pack of Staples QuickStrip 3-5/8 x 6-1/5-inch security-tinted white envelopes.

Price is  $5.69
Unit of measure 50/Box
Next-Day Delivery by tomorrow
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LUX 9 x 12 Kraft Open End Envelopes, 1000/Box, 28lb. White w/ Security Tint (WS-4894-ST-1M) image 1
Item: 2146102
Model: WS-4894-ST-1M

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in 28lb. White w/ Security Tint, 28lb. Text Paper.Dimensions: 9"L x 12"W.Moistenable Glue Sealing Method.LUX 9 x 12 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $336.89
Unit of measure 1000/Pack
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Medical Arts Press Self Seal Security Tinted Business Envelopes, 9" x 13", White, 100/Pack (24147) image 1
Item: 413520
Model: 24147

Ensure billing and claim information gets delivered properly with these window envelopes. The bright, bold lettering serves as a warning to postal carriers, and the conveniently placed window keeps the recipient's address visible. These Medical Arts Press envelopes feature self-sealing flaps to keep documents safely tucked inside..Business envelopes are suitable for many mailing projects.Made from white 24 lbs. paper for durability.These envelopes measure 9"H x 13"L in size, providing enough space for your mail.Self-seal closure with open-end flap seals securely without moistening.Security-tinted pattern helps to discourage from reading sensitive information through the outside of the envelope.100 envelopes per pack.Simply position the address to show through the single-right window.Flap is on the long side, helping to keep things from falling out after opening.Mail out claims and adjustments using these Medical Arts Press 9 x 13-inch self-seal claim window envelopes.

Price is  $26.49
Unit of measure 100/Pack
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JAM Paper Self Seal Security Tinted #6 3/4 Business Envelopes, 3 5/8" x 6 1/2", White, 50/Pack (72634-50) image 1
Item: 24578612
Model: 72634-50

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..#6 3/4 Envelopes.Size: #6 3/4 (3 5/8 inches x 6 1/2 inches).White.Peel & Press Closure

Price is  $16.29
Unit of measure 50/Pack
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Staples QuickStrip EasyClose Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 500/Box (ST50312-CC) image 1
Item: 787385
Model: ST50312-CC

Give invoices, statements and letters a professional touch with these Staples EasyClose #10 white envelopes. QuickStrip closures eliminate the need for moistening the flaps before sealing, and the white color offers a neutral background for labels and stamps. Featuring a security tint interior, these Staples EasyClose #10 white envelopes are an ideal option for sending sensitive information through the mail..US #10 business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.EasyClose closure with square flap seals securely without moistening.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.500 envelopes per box.The flap is on the long side for easier filling.Keep mailings confidential with these Staples EasyClose security-tint #10 white envelopes, which feature a unique interior pattern to help prevent information theft.

Price is  $27.69
Unit of measure 500/Box
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JAM Paper Self Seal Security Tinted #6 3/4 Business Envelopes, 3 5/8" x 6 1/2", White, 500/Pack (72634-500) image 1
Item: 24578609
Model: 72634-500

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..#6 3/4 Envelopes.Size: #6 3/4 (3 5/8 inches x 6 1/2 inches).White.Peel & Press Closure

Price is  $106.09
Unit of measure 500/Pack
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LUX 9 x 12 Kraft Open End Envelopes w/Security Tint, 28lb. White, 50/Box (WS-4894-ST-50) image 1
Item: 2146105
Model: WS-4894-ST-50

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in 28lb. White w/ Security Tint, 28lb. Text Paper.Dimensions: 9"L x 12"W.Moistenable Glue Sealing Method.LUX 9 x 12 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $40.89
Unit of measure 50/Pack
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Staples QuickStrip EasyClose Self Seal Security Tinted #6 3/4 Business Envelopes, 3 5/8" x 6 1/2", White, 100/Box (ST50313-CC) image 1
Item: 862857
Model: ST50313-CC

Send checks, bills and other correspondence with these security-tint envelopes. Each one has a security-tint feature that prevents third parties from reading enclosed information, while the EasyClose design lets you seal it shut by removing the strip and pressing the flap down. These Staples EasyClose envelopes come in a pack of 100, so they are great for handling large mailing jobs..US #6 3/4 business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 3 5/8"H x 6 1/2"L in size, providing enough space for your mail.EasyClose closure with square flap seals securely without moistening.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.100 envelopes per box.The flap is on the long side for easier filling.Seal contents safely shut easily by using this 100-pack of Staples EasyClose security-tint #6-3/4 envelopes.

Price is  $11.19
Unit of measure 100/Box
Next-Day Delivery by tomorrow
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718
Mead Security Tinted #10 Business Envelopes, 4-1/8" x 9-1/2", White, 40/Pack (75214) image 1
Item: 300053
Model: 75214

Mead envelopes are made in the U.S.A and are the perfect dimensions to fit a folded standard letter size paper for mailing all of your correspondence..4 1/8" x 9 1/2".White paper envelopes.Gum seal.Security lining ensures privacy.40 Envelopes per Box/Pack

Price is  $1.08
Unit of measure 40/Pack
Next-Day Delivery by tomorrow
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LUX Security Tinted #7 Business Envelope, 3 3/4" x 6 3/4", White, 500/Pack (WS-1128-500) image 1
Item: 2146256
Model: WS-1128-500

The mail system workhorse, great for personal or corporate business. The #10 "Legal" or "Business" size envelope is most common, but there are 14 regular-postage sizes to suit virtually any invoice, sales piece, check or correspondence. All are available with moistenable flaps on the long side, some available in peel and seal..#7 regular envelopes (3-3/4" x 6-3/4") - 24 lb. white with security tint 500/PK.The mail system workhorse, great for personal or corporate business.Protect your privacy when sending checks, forms or other sensitive information.The tinted pattern inside discourages reading sensitive information through the envelope.Moistenable glue sealing method.24 lb. paper weight.#7 Regular Envelopes (3 3/4 x 6 3/4) are perfect for personal usage/corporate business purposes/short business correspondence.Comes in 24lb. White w/ Security Tint, 24lb. Text Paper.Dimensions: 3 3/4"L x 6 3/4"W.LUX #7 Regular Envelopes (3 3/4 x 6 3/4) are perfect for personal usage or corporate business purposes.

Price is  $84.49
Unit of measure 500/Pack
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Medical Arts Press Self Seal Security Tinted Business Envelopes, 3 7/8" x 8 7/8", White, 500/Box (32084/82084) image 1
Item: 541593
Model: 32084/82084

Protect invoices, financial statements and other correspondence by mailing them in these self-seal security-tint 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 and feature a security tint to keep confidential information private..US #9 business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 3 7/8"H x 8 7/8"L 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.500 envelopes per box.Double-window envelopes conveniently display addresses.The flap is on the long side for easier filling.Top Window - 1 x 4, 3/4 from left & 2-1/2 from Bottom.Bottom Window – 1-1/8 x 4, 3/4 from left & 1/2 from Bottom.Ensure sensitive information remains confidential with this box of 500 Medical Arts Press double-window self-seal security-tint envelopes.

Price is  $43.19
Unit of measure 500/Box
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JAM Paper Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 250/Pack (61597-250) image 1
Item: 24578341
Model: 61597-250

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..#10 Window Envelopes.4 1/8 in x 9 1/2 in.White.Peel & Press Closure

Price is  $78.49
Unit of measure 250/Pack
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Mead Security Tinted #6-3/4 Business Envelopes, 3-5/8" x 6-1/2", White, 80/Pack (75212) image 1
Item: 300061
Model: 75212

Mead envelopes are made in the U.S.A and this envelope is great for mailing cards, invitations, checks, photos and notes and includes a security lining for privacy..3 5/8" x 6 1/2".White paper envelopes.Gum seal.Security lining ensures privacy.80 Envelopes per Box/Pack

Price is  $9.09
Unit of measure 80/Pack
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Staples Reveal N Seal Self Seal Security Tinted #8 Business Envelope, 3 5/8" x 8 5/8", White, 300/Box (67539S) image 1
Item: 902475
Model: 20566-US

Staples Reveal-N-Seal 67539S #8 white double window envelope measuring 3 5/8" x 8 5/8", 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: #8, Envelope size: 3 5/8" x 8 5/8".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.3 5/8" x 8 5/8" 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
Unit of measure 300/Box
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89
Staples QuickStrip EasyClose Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 100/Box (ST50308-CC) image 1
4% off  of Staples QuickStrip EasyClose Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 100/Box (ST50308-CC)
Item: 394057
Model: ST50308-CC

Mail private documents safely with these easy-close security-tint envelopes. Each one has an easy-close design that doesn't require moisture to seal securely shut, while the 24-pound white wove material offers durability. These Staples easy-close envelopes boast a security-tint feature that helps keep third parties from reading private information, making them ideal for financial statements and other confidential documents..US #10 business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.EasyClose closure with square flap seals securely without moistening.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.100 envelopes per box.The flap is on the long side for easier filling.Keep third parties from reading sensitive information by using this 100-pack of Staples easy-close #10 security-tint envelopes.

Price is  $9.99
$10.49
Unit of measure 100/Box
Next-Day Delivery by tomorrow
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5995
LUX #10 Regular Envelopes (4 1/8 x 9 1/2) 50/Box, 24lb. White w/ FDIC Security Tint (WS-2652-50) image 1
Item: 2147235
Model: WS-2652-50

The #10 Envelope (4 1/8" x 9 1/2") in 24lb. Bright White is crisp looking, and perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail. Seal by moistenable glue along flap. Available either plain or printed..Comes in 24lb. White w/ FDIC Security Tint, 24lb. Text Paper.Moistenable Glue Sealing Method.Protect your privacy when sending checks, forms or other sensitive information; the tinted pattern inside discourages reading sensitive information through the envelope.24 lb. Paper Weight.Usually ships same or next business day.LUX #10 Regular Envelopes (4 1/8 x 9 1/2) are perfect for mailing checks, invoices, letterhead, personal letters, statements, and direct mail.

Price is  $30.29
Unit of measure 50/Pack
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LUX Kraft Open End Envelopes with Security Tint, 9" x 12", White, 500/Pack (WS-4894-ST-500) image 1
Item: 2146103
Model: WS-4894-ST-500

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open end envelopes are perfect for sending documents, catalogs, direct mail, promotional material, brochures.Flap is on the short side, helping to keep things from falling out after opening.Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact.LUX 9" x 12" Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $253.39
Unit of measure 500/Pack
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Quality Park Redi-Seal Security Tinted Business Envelopes, 4 1/8" x 9 1/2", White, 500/Box (QUA11218) image 1
Item: 507690
Model: QUA11218

Send important documents with confidence when you use these security tinted envelopes. The self adhesive closures seal securely, while the unique double-flap design prevents these envelopes from sticking together. These Quality Park Redi-Seal white envelopes feature a sturdy 24-pound paper weight to withstand regular handling and come in a convenient 500-count box to meet your office bulk mailing needs..US #10 business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.Redi-Seal closure with square flap keeps contents in place.Security-tinted pattern prevents reading sensitive information through the outside of the envelope.500 envelopes per box.The flap is on the long side for easier filling.Made in the USA.Mail confidential invoices, statements, and other mailings with this 500-pack of Quality Park Redi-Seal #10 24-pound white security tinted envelopes.

Price is  $101.59
Unit of measure 500/Box
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JAM Paper Monarch Security Tinted Business Envelope, 3 7/8" x 7 1/2", White, 1000/Carton (04093007B) image 1
Item: 365829
Model: 04093007B

JAM Paper® White Monarch Envelopes measure 3 7/8 x 7 1/2 inches in size and are made out of smooth, high quality, 24lb paper. These booklet style monarch envelopes have vflaps and reliable gum closures. This complete carton contains a total of 1000 envelopes. Each of these envelopes features a plain and basic white color. Use them for any personal or business mailing need! Their shape and size makes them ideal for sending letters, 3 -time-folded documents, and more. These envelopes will give any mailed item a classic and sophisticated appearance. Use them for every day or for special occasions!.Size: 3 7/8" x 7 1/2".Gummed closure with commercial flap.Perfect for greeting cards, invitations, weddings or any announcement.Material: Paper.Envelope opening: Booklet.Paper weight: 24 lbs..Finish: Smooth.Envelopes are the go to envelope for all standard and official business mail.For interoffice mail and direct mail, these envelopes are quality polished white envelopes that will ensure your business runs smoothly.JAM Paper® Monarch envelope measuring 3 7/8" x 7 1/2" is perfectly sized for personal use as well as everyday business correspondence and comes in white color, sold as 1000 per carton.

Price is  $203.09
Unit of measure 1000/Carton
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JAM Paper Self Seal Security Tinted #6 3/4 Business Envelopes, 3 5/8" x 6 1/2", White, 250/Pack (72634-250) image 1
Item: 24578611
Model: 72634-250

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..#6 3/4 Envelopes.Size: #6 3/4 (3 5/8 inches x 6 1/2 inches).White.Peel & Press Closure

Price is  $57.19
Unit of measure 250/Pack
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Mead Kraft Self Seal Security Tinted #10 Business Envelope 4 1/8" x 9 1/2", 45/Box, 12 Boxes/Bundle (MEA75026-12) image 1
Item: 24516679
Model: MEA75026-12

Mead® Press-It Seal-It® Security Envelopes feature a self-adhesive seal, and a security lining to ensure privacy. The #10 size envelopes measure 4.25" x 9.5". Includes 45 white envelopes per box. Sold as 12 boxes for a total of 540 envelopes..Standard #10 Security Envelopes.Measures 4.25" x 9.5".White.Peel & Stick Self-Seal Closure.Security lining inside.Top loading.Sold as 45 Per Box, 12 Boxes (540 Total)

Price is  $83.79
Unit of measure 12/Bundle
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Staples QuickStrip EasyClose Self Seal Security Tinted Catalog Envelopes, 10" x 13", White, 100/Box (ST19957/19957) image 1
Item: 871075
Model: ST19957/19957

Keep private information confidential with these Staples EasyClose tamper-evident security-tinted catalog envelopes. Each envelope has an adhesive strip on the flap that makes it easy to seal contents inside, while the security tint and tamper-evident features help ensure that sensitive information is not read by third parties. These Staples EasyClose tamper-evident security-tinted catalog envelopes are built with 28-pound wove paper for durability..Catalog envelope is perfect for confidential documentation.Comes in white and made of paper.Dimensions: 10"L x 13"H; size #13.EasyClose peel-and-stick closures to speed up mail preparation time.Envelopes come in boxes of 100, making them an easy and economical choice.QuickStrip closure is quick and easy to use: simply remove strip and press to close.Protect confidential documents from prying eyes with this 100-pack of Staples EasyClose 10 x 13-inch tamper-evident security-tinted catalog envelopes.

Price is  $35.09
Unit of measure 100/Box
Next-Day Delivery by tomorrow
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Staples Security Tinted #10 Double Window Envelopes, 4 1/8" x 9 1/2", White, 500/Box (ST20137) image 1
Item: 892095
Model: ST20137

Send bills, invoices and payments securely through the mail with these #10 double-window envelopes. Security tinting on the inside keeps personal information shielded from view, and the gummed closures ensure contents stay safely inside of each envelope. Constructed from white woven paper, these #10 double-window envelopes stand up to the rigors of the mailing process..PACKAGING MAY VARY, SAME GREAT PRODUCT..US #10 business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.Gummed closure with commercial flap keeps contents in place.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.500 envelopes per box.The flap is on the long side for easier filling.Envelopes contain 0% recycled content.Double-window envelopes conveniently display addresses.Top Window: 1" x 3-1/2" Position: 1/2" from left and 2-1/2" from bottom.Bottom Window: 1-1/8" x 4" Position: 1/2" from left and 3/4" from bottom.#10 double-window security-tint gummed envelopes feature generously sized recipient and sender windows, making addresses easy to scan and read.

Price is  $33.39
Unit of measure 500/Box
Next-Day Delivery by tomorrow
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138
Staples Reveal-N-Seal Security Tinted #10 Double Window Envelopes, 4 1/8" x 9 1/2", White, 500/Box (1017264) image 1
29% off  of Staples Reveal-N-Seal Security Tinted #10 Double Window Envelopes, 4 1/8" x 9 1/2", White, 500/Box (1017264)
Item: 24640909
Model: ST63387-CC

Ensure your business correspondence stays protected and professional with Staples Reveal-N-Seal #10 Double Window Envelopes. Designed with a pressure-sensitive tamper evident closure, these envelopes eliminate the need for moistening, making mailing quick and clean. The security-tinted interior keeps sensitive information private, while the double-window design clearly displays both sender and recipient addresses. Sized at 4 1/8" x 9 1/2", these white envelopes are perfect for invoices, checks, and other important documents. Each box contains 500 envelopes, ensuring you have a reliable supply for high-volume mailing needs..#10 business envelopes (4 1/8" x 9 1/2") 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: 1-1/4" x 3-1/2"; 3/8" from left; 2" from bottom; Bottom window: 1" x 4"; 3/8" from left; 1/2" from bottom.Convenient box of 500 envelopes ensures long-lasting supply.Staples Reveal-N-Seal #10 Double Window Envelopes offer secure, hassle-free mailing with a professional finish.

Price is  $39.99
$56.39
Unit of measure 500/Box
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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
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  $30.99
Unit of measure 500/Box
Next-Day Delivery by tomorrow
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251
LUX 9 x 12 Kraft Open End Envelopes 250/Box, 28lb. White w/ Security Tint (WS-4894-ST-250) image 1
Item: 2146104
Model: WS-4894-ST-250

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in 28lb. White w/ Security Tint, 28lb. Text Paper.Dimensions: 9"L x 12"W.Moistenable Glue Sealing Method.LUX 9 x 12 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $78.89
Unit of measure 250/Pack
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Staples QuickStrip EasyClose Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 100/Box (19956) image 1
Item: 871070
Model: 19956

Make sure that sensitive information and paperwork remain completely sealed and confidential with these tamper-evident envelopes. Featuring a security tint that masks the contents inside, these envelopes are ideal for departments that frequently deal with private information. The #10 Staples security-tint envelopes have a tamper-proof seal that makes it easy to detect if the envelope has been opened..US #10 business envelopes are suitable for many mailing projects.Made from white 24 lb. paper for durability.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.EasyClose closure with square flap seals securely without moistening.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.100 envelopes per box.Tamper-resistant envelope provides extra security for item being shipped.The flap is on the long side for easier filling.Keep your important letters and documents private with this 100-pack of Staples EasyClose tamper-evident security-tint envelopes.

Price is  $15.19
Unit of measure 100/Box
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Staples Gummed Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White, 125/Box (276204N) image 1
Item: 276204
Model: 19261

Give your mail a professional appearance with these security-tinted white wove envelopes. Each one comes with a gummed V-flap seal closure, letting you quickly secure documents while in transit, and the security-tinted paper offers increased privacy for sensitive mail. These Staples gummed standard business envelopes are made with 24-pound white wove paper, giving them a professional look and feel..US #10 business envelopes are suitable for many mailing projects.Made from white 24 lb. wove paper for durability.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.Gummed closure with V-Flap keeps contents in place.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.125 envelopes per box.The flap is on the long side for easier filling.Ensure privacy for confidential mailings with this 125-pack of Staples 4 1/8 x 9 1/2-inch security-tinted gummed white wove #10 standard business envelope.

Price is  $10.59
Unit of measure 125/Box
Next-Day Delivery by tomorrow
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Staples Gummed Security Tinted #6 3/4 Business Envelopes, 3 5/8" x 6 1/2", White, 250/Box (19254) image 1
Item: 317321
Model: ST19254-CC

Send financial statements or other confidential documents safely with these of Staples gummed envelopes. Each envelope is made with white 24-pound paper that provides high-contrast against text for enhanced readability, making them ideal for personal and business correspondence. These Staples gummed envelopes feature a security tint to keep confidential information private, while the gummed flap ensures they don't open during transit..US #6 3/4 business envelopes are suitable for all your mailing needs.Made from white 24 lb. paper for durability.These envelopes measure 3 5/8"H x 6 1/2"L in size, providing enough space for your mail.Gummed closure with V-Flap keeps contents in place.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.Convenient box of 250 envelopes ensures ample supply.The flap is on the long side for easier filling.Ensure sensitive information remains confidential with this box of 250 Staples security tint gummed 3 5/8 x 6 1/2-inch envelopes.

Price is  $17.09
Unit of measure 250/Box
Next-Day Delivery by tomorrow
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About Security Check Envelopes

Security check envelopes are essential tools for safeguarding sensitive documents and financial transactions. Designed to provide an extra layer of protection, these envelopes ensure that checks and confidential information remain secure during transit and handling.

These envelopes are ideal for businesses and individuals who prioritize privacy and security. With features that prevent tampering and unauthorized access, they offer peace of mind when sending important financial documents.

When selecting security check envelopes, consider features such as tamper-evident seals, opaque materials, and strong adhesive closures. These elements work together to deter unauthorized viewing and ensure that contents remain intact until they reach the intended recipient.

Additionally, look for envelopes that offer various sizes and formats to accommodate different check types and mailing needs. Options with built-in security patterns or watermarks can further enhance confidentiality and deter fraud, making them a smart choice for any secure mailing requirement.