Tamper-Evident Security Envelopes

42 results
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
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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
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Staples InstantSeal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (ST63338) image 1
Item: 1775861
Model: ST63338

Give outgoing mail a professional look with these Staples InstantSeal 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..New and improved envelope.Tamper proof, perforated seal to keep documents safe.Pressure sensitive adhesive requires no moisture for a secure hold.Just pull the bottom flap up and fold the top flap down to seal.#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.Dimensions: 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.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.White color is ideal for business or personal correspondence.Double-window envelopes for easy display of addresses.Convenient box of 500 envelopes ensures ample supply.The flap is on the long side for ease of use.Send mail easily with this 500-pack of Staples InstantSeal security-tinted double-window self-sealing #9 envelopes.

Price is  $39.99
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Staples InstantSeal Security Tinted #8 Double Window Envelopes, 3 5/8" x 8 5/8", White, 500/Box (ST63337) image 1
Item: 1775860
Model: ST63337

Handle giant mailing projects with ease by using these white InstantSeal 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..New and improved envelope.Tamper proof, perforated seal to keep documents safe.Pressure sensitive adhesive requires no moisture for a secure hold.Just pull the bottom flap up and fold the top flap down to seal.#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.Dimensions: 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.Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.White color is ideal for business or personal correspondence.Double-window envelopes for easy display of addresses.Convenient box of 500 envelopes ensures ample supply.The flap is on the long side for ease of use.Make mailing projects manageable with this 500-pack of white Staples InstantSeal security-tinted double-window #8-5/8 envelopes.

Price is  $39.99
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Quality Park Self Seal Security Tinted #10 Business Envelopes, 4 1/8" x 9 1/2", White Wove, 500/Box (QUA69122) image 1
Item: 813442
Model: QUA69122

Send correspondence with confidence by using these white business envelopes. The security tint keeps private information confidential, even when these envelopes are held up to the light, while the Redi-Strip closure makes them quick and easy to seal. These Quality Park Redi-Strip business envelopes come in a box of 500, so they're ideal for busy offices or high-volume mailing projects..US #10 Redi-Strip business envelopes are suitable for many mailing projects.Made from white wove 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 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.Moisture-resistant envelope provides extra security for item being shipped.The flap is on the long side for easier filling.Protect mail from moisture, punctures, and other damage with this box of 500 Quality Park Redi-Strip white security-tinted #10 business envelopes.

Price is  $88.29
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TripLOK 9" x 12" Tamper-Evident Bags, Opaque, 100/Pack image 1
Item: 446580
Model: 585032

The Highest-Performing Security Bag in Banking.Capacity: 1000 notes/1 bundle.High visibility void message reveals tampering attempts.Patented triple-seal closure with interior adhesive leaves no openings once sealed.Special thermochromic ink turns red when subjected to heat.Security micro perforation immediately reveals attempts to pull closure up.Anti-static liner does not cling to hands and clothes, speeding up processing.Aqua detect ink reveals exposure to fluid.Large serial numbers and barcodes for easy tracking via CCTV.Security micro printing and indented side welds preventing cut and resealing.Purchase 5 packs to receive a carton.9" x 12" TripLOK Tamper-Evident Bags, Opaque, 100/Pack

Price is  $44.79
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Staples InstantSeal Security Tinted #10 Double Window Envelopes, 4 1/8" x 9 1/2", White, 500/Box (ST63339) image 1
Item: 1775862
Model: ST63339

Send important mailings in these legal-size Staples InstantSeal 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..New and improved envelope.Tamper proof, perforated seal to keep documents safe.Pressure sensitive adhesive requires no moisture for a secure hold.Just pull the bottom flap up and fold the top flap down to seal.#10 business envelopes are suitable for all your mailing needs.These envelopes measure 4 1/8"H x 9 1/2"L in size, providing enough space for your mail.Dimensions: Top Window: 3-1/2" x 1-1/4", Bottom Window: 4" x 1".Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope.White color is ideal for business or personal correspondence.Double-window envelopes for easy display of addresses.Convenient box of 500 envelopes ensures ample supply.The flap is on the long side for ease of use.Mail all your business correspondence with this 500-count box of Staples InstantSeal security-tinted double-window envelopes.

Price is  $39.99
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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
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41
JAM Paper Security Tinted #9 Booklet Envelopes, 3 7/8" x 8 7/8", White, 50/Pack (61549-50) image 1
Item: 24604520
Model: 61549-50

Upgrade your mailing game with JAM Paper's White Security Tint 24lb. #9 Window Envelopes. Sized perfectly at 3 7/8 x 8 7/8 inches, these are the ideal choice for all your professional and personal correspondence. The built-in window saves you time on addressing, and the security tint ensures your contents stay confidential. Crafted from sturdy 24lb. paper, they're durable enough to withstand the postal journey. Plus, the pristine white color adds a touch of class to your mail. Remember, it’s not just an envelope, it's the JAM Paper experience - quality, efficiency and style, all in one..Size: #9 Window Envelopes 3 7/8 in x 8 7/8 in / 3.875” x 8.875” / 98mm x 225mm.Color: White w/Security Tint.Quantity: Pack of 50.USES: Checks, Invoices, Letterhead, Personal Letters, Statements, Bills, Flyers..Printable on off-set and digital printing presses and some home printers.

Price is  $15.95
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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
22% off  of Staples Reveal-N-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White, 500/Box (1017262)
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  $39.99
$51.29
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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
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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
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Staples Reveal-N-Seal Security Tinted #8-5/8 Double Window Envelopes, 3 5/8" x 8 5/8", White, 500/Box (1017263) image 1
22% off  of Staples Reveal-N-Seal Security Tinted #8-5/8 Double Window Envelopes, 3 5/8" x 8 5/8", White, 500/Box (1017263)
Item: 24640908
Model: ST63386-CC

These #8-5/8 double window business envelopes are designed to streamline your mailing process while keeping sensitive information protected. Featuring a pressure-sensitive tamper evident closure, they offer a clean, secure seal without the need for moisture. The security-tinted interior ensures privacy, while the dual window layout clearly displays sender and recipient addresses. Sized at 3 5/8" x 8 5/8", these white envelopes are ideal for checks, invoices, and other business documents. Each box includes 500 envelopes, making them perfect for high-volume mailing needs..#8-5/8 business envelopes (3 5/8" x 8 5/8") 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 (7/8" x 3-1/2", 5/8" from left, 2-1/4" from bottom); Bottom window (1" x 4", 5/8" from left, 5/8" from bottom).Convenient box of 500 envelopes ensures long-lasting supply.Staples Reveal-N-Seal #8-5/8 Check Size Double Window Envelopes offer a secure, professional mailing.

Price is  $39.99
$51.29
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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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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
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Quality Park Reveal N-Seal Security Tinted #8 Double Window Envelopes, 3 5/8" x 8 5/8", White Wove, 500/Box image 1
Item: 717360
Model: QUA67539

Ensure reliable delivery of customer and client mailings with these double-window envelopes. The Reveal-N-Seal closure keeps documents neatly stored inside, while the security tint prevents sensitive information from showing through. Double windows keep both the recipient and sender addresses clearly visible. Crafted from 24-pound white wove stock, these Quality Park Reveal-N-Seal envelopes stand up to frequent handling..#8-5/8 Check size double window business envelopes are suitable for many mailing projects.These envelopes measure 3 5/8"H x 8 5/8"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 7/8" x 3-1/2", 5/8" from the left, 2-1/4" from bottom; Bottom window 1"x 4", 5/8"L, 5/8" 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  $107.79
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Quality Park Survivor Tyvek Self Seal Inter-Departmental Envelope 9" x 12", White, 100/Box (QUAR2400) image 1
Item: 70510
Model: QUAR2400

Deliver confidential contracts, reports, and other important materials securely with these tamper-indicating envelopes. Featuring a self-sealing closure that reveals the word OPENED when the seal is broken, these mailers are made of 14-pound Tyvek to resist tears, punctures, and moisture for added protection. These Quality Park Survivor catalog mailers come 100 per box, making them perfect for large projects..Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes.Comes in white and made of Tyvek.Dimensions: 9"L x 12"H.Self-seal for a secure seal.Envelopes come in boxes of 100, making them an easy and economical choice.Water- and moisture-resistant.Safeguard sensitive documents with these Quality Park Survivor tamper-indicating catalog mailers.

Price is  $274.99
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Packing List Envelope, 4.5" x 7.5", 1000/Carton (PL472) image 1
Item: 948636
Model: PL472

The Packing list envelope in clear color measuring 4.5" x 7.5" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 1000 per case..Transparent envelopes allow your document to be clearly read through the poly..2 Mil tamper proof envelopes keep documents clean and safe..Back Loading..Packing List Envelope is transparent pressure sensitive envelope that allows your document to be read.

Price is  $83.29
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Tape Logic "Clear Face" Document Envelopes, 5 1/2" x 4 1/2", Clear, 1000/Case (PL522) image 1
Item: 23978337
Model: PL522

5 1/2 x 4 1/2" "Clear Face" Document Envelopes. Transparent pressure sensitive envelopes allow your document to be read. 2 Mil tamper proof envelopes keep documents clean and safe. Back loading..Transparent pressure sensitive envelopes allow your document to be read..2 Mil tamper proof envelopes keep documents clean and safe.Back loading

Price is  $54.29
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Tape Logic "Clear Face" Document Envelopes, 7" x 6", Clear, 1000/Case (PL524) image 1
Item: 23978419
Model: PL524

7 x 6" "Clear Face" Document Envelopes. Transparent pressure sensitive envelopes allow your document to be read. 2 Mil tamper proof envelopes keep documents clean and safe. Back loading..Transparent pressure sensitive envelopes allow your document to be read..2 Mil tamper proof envelopes keep documents clean and safe.Back loading

Price is  $73.19
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Packing List Envelope, 4.5" x 5.5", Clear, "Packing List Enclosed", 1000/Case (ENVPQ11) image 1
Item: 948612
Model: PL11

The Packing list envelope in clear color measuring 4.5" x 5.5" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 1000 per case..Pressure sensitive envelopes are the industry standard for quality performance.Specially formulated hot melt adhesive insures instant bonding to boxes, cases, tubes and other containers.2 mil tamper proof envelopes keep documents clean and safe.Back Loader style keeps documents secure in transit because they cannot be removed without destroying the envelope.Envelopes open along the first dimension.Dimensions listed are outside - deduct 1/2" for inside dimensions.Loading Style: Back Loading.Mil: 2 Mil.Weight: 8.Packing List Envelope is transparent pressure sensitive envelope that allows your document to be read.

Price is  $47.49
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Packing List Envelope, 7" x 10", 1000/Carton (PL520) image 1
Item: 24449694
Model: PL520

The Packing list envelope in clear color measuring 7" x 10" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 500 per case..Transparent envelopes allow your document to be clearly read through the poly..2 Mil tamper proof envelopes keep documents clean and safe..Back loading.

Price is  $142.79
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Packing List Envelope, 5.125" x 8", 1000/Carton (PL473) image 1
Item: 948637
Model: PL473

The Packing list envelope in clear color measuring 5.125" x 8" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 1000 per case..Transparent envelopes allow your document to be clearly read through the poly..2 Mil tamper proof envelopes keep documents clean and safe..Back Loading..Packing List Envelope is transparent pressure sensitive envelope that allows your document to be read.

Price is  $100.89
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Packing List Envelope, 6 1/2" x 10", 1000/Carton (PL476) image 1
Item: 24449692
Model: PL476

The Packing list envelope in clear color measuring 6 1/2" x 10" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 1000 per case..Transparent envelopes allow your document to be clearly read through the poly..2 Mil tamper proof envelopes keep documents clean and safe..Back Loading.

Price is  $78.69
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Tape Logic "Clear Face" Document Envelopes, 12" x 15", Clear, 500/Case (PL527) image 1
Item: 23978438
Model: PL527

12 x 15" "Clear Face" Document Envelopes. Transparent pressure sensitive envelopes allow your document to be read. 2 Mil tamper proof envelopes keep documents clean and safe. Back loading..Transparent pressure sensitive envelopes allow your document to be read..2 Mil tamper proof envelopes keep documents clean and safe.Back loading

Price is  $205.09
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5 1/2" x 10" Clear Face Document Envelopes, Clear, 1000/Carton (PL28) image 1
Item: 939200
Model: PL28

2 Mil tamper proof envelopes keep documents clean and safe..One adhesive backing strip to load documents.Back Loading.

Price is  $92.99
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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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Packing List Envelope, 4 1/2" x 6", 1000/Carton (PL5) image 1
Item: 948646
Model: PL5

The Packing list envelope in clear color measuring 4.5" x 6" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 1000 per case..Transparent envelopes allow your document to be clearly read through the poly..2 Mil tamper proof envelopes keep documents clean and safe..Back Loading..Packing List Envelope is transparent pressure sensitive envelope that allows your document to be read.

Price is  $83.39
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Staples Self Seal Catalog Envelopes, 10"L x 13"H, White, 100/Box (21571) image 1
Item: 329850
Model: ST21571-CC

Ship marketing materials without having to fold them with these white tear-resistant catalog envelopes. Each one resists tears, punctures and moisture thanks to the 28-pound wove material, and the self-seal closure feature helps secure contents. These Staples white tear-resistant catalog envelopes have perforated seals to alert you of tampering and a tinted interior to prevent third parties from seeing the contents..Catalog envelopes are perfect for catalogs, brochures, and leaflets.Durable, lightweight, and tear-resistant 10gsm woven paper..Dimensions: 10"L x 13"H, size #13.Self seal for secured sealing.Envelopes come in boxes of 100.Make shipping marketing materials easy with these Staples 10 x 13-inch white tear-resistant catalog envelopes.

Price is  $88.29
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Packing List Envelope, 10 3/4" x 6 3/4", 500/Carton (PL70) image 1
Item: 24449700
Model: PL70

The Packing list envelope in clear color measuring 10 3/4" x 6 3/4" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 500 per case..Transparent envelopes allow your document to be clearly read through the poly..2 Mil tamper proof envelopes keep documents clean and safe..Back loading.

Price is  $78.99
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Staples Gummed Inter-Departmental Envelopes, 10" x 13", Multi Colors, 100/Box (SPL487513) image 1
Item: 487513
Model: ST19845

Share critical documents with other office workers or departments with these interdepartmental envelopes. The gummed closures keep items stored safely inside, while the convenient labeling section lets you define the intended recipient. These envelopes boast a tamper-evident design for added security. With a bright red color scheme and clearly marked notices, these Staples interdepartmental envelopes are easy to spot as being confidential..Inter-departmental envelopes are easy to spot as being confidential.Envelope size: 13"H x 10"W.The gummed flap closure keeps your documents secured inside the envelope.Envelopes have a square flap.Multi colored and made of paper.100 envelopes per box.Send sensitive information throughout your building securely with these Staples personal and confidential interdepartmental envelopes.

Price is  $29.49
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Packing List Envelope, 3.5" x 5", Clear Face, 1000/Case (PL471) image 1
Item: 948635
Model: PL471

The Packing list envelope in clear color measuring 3.5" x 5" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 1000 per case..Transparent pressure sensitive envelopes allow your document to be read.2 mil tamper proof envelopes keep documents clean and safe.Hot melt adhesive backing provides strong adhesion to paper and corrugated products.Packing List Envelope is transparent pressure sensitive envelope that allows your document to be read.

Price is  $44.99
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Packing List Envelope, 4 1/2" x 5 1/2", 1000/Carton (PL11) image 1
Item: 940063
Model: PL11

The Packing list envelope in clear color measuring 4 1/2" x 5 1/2" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 1000 per case..Transparent envelopes allow your document to be clearly read through the poly..2 Mil tamper proof envelopes keep documents clean and safe..Back Loading.

Price is  $36.59
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SI Products #1 Stayflats Plus Express Pouch Mailers, 12.5" x 9.5", White, 250/Carton (1EP) image 1
Item: 691627
Model: 1EP

Lightweight, durable and affordable. Our express pouch is designed to reduce your shipping costs! and pressure sensitive closure with tear strip opening and provides tamper evident security and its easy to open. Booklet style construction (side loading) makes for easy fulfillment..Custom sizes and printing.Designed to reduce shipping costs.Lightweight weights approximately 1.7 ounces.Falls within the USPS “Flat” mail piece dimensions.Stayflats Kraft Mailers are made from 100% Recycled paperboard, featuring an impressive 35% Post-Consumer Recycled Content (.012″ CCKB).

Price is  $68.99
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Staples Packing List Envelope, 10" x 12" , Clear, 500/Case (PL100) image 1
Item: 948210
Model: PL100

The Packing list envelope in clear color measuring 10" x 12" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 500 per case..Dimensions: 10" x 12".2 mil tamper proof envelopes keep documents clean and safe.Back Loading.500/Case.Packing List Envelope is transparent pressure sensitive envelope that allows your document to be read.

Price is  $129.69
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Staples Packing List Envelope, 6.5" x 10", Clear Face, 1000/Case (PL476) image 1
Item: 948639
Model: PL476

The Packing list envelope in clear color measuring 6.5" x 10" is made of 2 mil tamper proof material to keep documents clean and safe. Envelope has back loading design and helps you keep things organized, sold as 1000 per case..Transparent pressure sensitive envelopes allow your document to be read.2 mil tamper proof envelopes keep documents clean and safe.Hot melt adhesive backing provides strong adhesion to paper and corrugated products.Packing List Envelope is transparent pressure sensitive envelope that allows your document to be read.

Price is  $163.79
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10.5" x 15" Self-Sealing Bubble Mailer, #5, Blue, 4/Pack (8915DB-5-4) image 1
14% off  of 10.5" x 15" Self-Sealing Bubble Mailer, #5, Blue, 4/Pack (8915DB-5-4)
Item: 24651131
Model: 8915DB-5-4

These protective poly bubble mailers feature a tough, yet flexible plastic exterior adorned with cheerful patterns, and a layer of bubble cushioning inside for extra protection. Lightweight and compact, these poly mailers safeguard your items during transit without the bulk of a cardboard box. The moisture-resistant poly shipping bags ensure your contents stay safe from rain, snow, spills, and leaks. Scotch poly mailer bags come with a tamper-evident, self-sealing adhesive closure for quick and worry-free packing. The built-in protective bubble cushioning makes these padded mailers the ideal solution for shipping semi-fragile goods. The vibrant designs add a touch of personality while providing a clear place to write addresses and add postage – no extra labels needed. Whether you’re running a small business or sending gifts to family, choose Scotch Poly Bubble Mailers in fun designs to make every delivery feel special. With interior dimensions of 10.5 inches by 15 inches, our large shipping envelopes are the perfect size for packing delicate documents, books, artwork, and more. Make every package a little more joyful with Scotch Poly Bubble Mailers..POLY BUBBLE MAILERS IN ASSORTED BLUE DESIGNS: Pack of 4 blue Scotch Poly Bubble Mailers in Size 5 Large, with interior dimensions of 10.5 inches by 15 inches.STRONG YET STYLISH: Protective poly bubble mailer featuring a tough, yet flexible plastic exterior adorned with cheerful patterns, and a layer of bubble cushioning inside for extra protection.LIGHTWEIGHT AND COMPACT: Poly mailers help protect contents during transit without the added bulk of a cardboard box.MOISTURE-RESISTANT: The moisture-resistant material of these poly shipping bags keeps items safe from rain, snow, spills, and leaks.SELF-SEALING AND TAMPER-EVIDENT: Scotch poly mailer bags have a tamper-evident, self-sealing adhesive closure for quick and worry-free packing.NO WRAPPING PAPER OR LABEL NEEDED: The eye-catching designs on these bubble mailers add a touch of personality while providing a clear place to write addresses and add postage.IDEAL FOR SEMI-FRAGILE GOODS: Our shipping envelopes are the ideal size for shipping semi- fragile goods such as delicate documents, books, artwork, and more.⚠ WARNING: California Proposition 65 Warning. This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.Add a splash of joy and happiness to your deliveries with Scotch Poly Bubble Mailers in delightful blue and white designs.

Price is  $5.99
$6.99
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10.5" x 16" Self-Sealing Bubble Mailer, #5, Manila, 70/Carton (B858SSRTT) image 1
Item: 949080
Model: B858SSRTT

The #5, 10-3/8" x 14-3/4" Easy-Open Bubble Mailer features a tear-tab that easily opens without harming the contents. 3/16" bubble cushion lining and a peel and stick lip provides a secure, tamper evident closure. Sold 70 per case..#5, 10-3/8" x 14-3/4".Dimensions: 10-3/8" x 14-3/4".Mailers feature a 3/16" high slip bubble lining for easy insertion of products..Peel and stick lip provides a secure, tamper evident closure..Pull tear strip for quick and easy opening..1/2" fins on three sides of bag help absorb shock during shipment.Sold 70 per Case..Self-seal adhesive strip seals bag securely and provides a tamper-evident closure.Convenient pull tab tear strip allows for easy opening without damage to contents.Lined with high slip, 3/16" bubble for easy product insertion and superior cushioning.10-15% lighter than padded mailers to save on postage.Golden kraft paper is 100% recycled.Size: #5—10-1/2x16".Pull tear strip for quick and easy opening.Recycled golden Kraft paper exterior, and Sold in case quantities

Price is  $89.29
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Control Papers PermaLOK Deposit Bags, Clear, 250/Pack (585011) image 1
Item: 659416
Model: 585011

Strap and note bag specifically designed to fit all your strapping configurations.They are economical and tamper-evident. PermaLOK is a cost-effective solution for all your bundling needs. Designed to fit many different strapping configurations, PermaLOK can help improve the efficiency of your vault..Capacity: 500 bills/5 straps.Side-weld construction.Hot melt technology.Cost effective and easy to use.Perfect for drop safe applications.Purchase 5 packs to receive a carton.The Easy to Use Bundle Bag.

Price is  $35.09
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CoinLok Deposit Bags, Clear, 50/Pack (585100) image 1
Item: 502566
Model: 585100

Ensure contents stay safe from damage and tampering with these clear bags. The sturdy, durable construction prevents breakage, while the tamper-resistant closure features a strong adhesive for added security. A reinforced die-cut handle withstands up to 100 pounds, so you can easily carry large amounts of currency. These ControlTek CoinLOK clear tamper-evident bags have highly visible barcodes for quick scanning, and the large serial numbers allow for simple tracking using CCTV..Deposit bags keep contents secure and detect tampering.Capacity: 50 lb. coin.50 per pack.Self-sealing adhesive holds currency securely.Meets VPC (Vault Process Certification)standards for security and performance.Exceptionally strong construction that virtuallyeliminates breakage.Low slip surface for easy stacking.Large serial numbers for easy tracking via CCTV.Keep currency and other valuables secure with this ControlTek CoinLOK clear tamper-evident bags.

Price is  $60.69
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Quality Park Night Redi-Strip Deposit Bags, Opaque 100/Box (45228) image 1
Item: 902799
Model: QUA45228

Keep currency or important documents safe with this 100-count of Quality Park deposit bags. Sequentially numbered bags with tear-off receipts help you keep track of deposits, and the opaque color of the bags preserves privacy and blocks contents from view. The tamper-evident Redi-Strip seal protects contents by making it immediately noticeable if there has been an attempt to open the bag..Deposit bags keep contents secure and detect tampering.Opaque in color and made of polyethylene for durability.100 per box.Self-sealing adhesive holds currency securely.Deliver your deposits with this 100-count of Quality Park Night 10 x 13-inch deposit bags.

Price is  $89.49
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PM Company Dual Deposit Bags, Clear 100/Pack (58008) image 1
Item: 1416849
Model: PMC58008

Stay organized with these 15 x 10-inch PM Company disposable tamper-evident deposit bags. Each one is made from a strong coextruded film for durability and can handle heavy content and remains opaque to conceal the contents. Customization and sorting are simple thanks to an easy-to-write-on surface and sequential numbering for tracking purposes. These PM Company clear dual deposit bags are sold in packs of 100..Money bag perfect choice to detect tampering with contents.Clear plastic allows easy viewing.100 per pack.Bags are tear-resistant.Keep these PM Company clear dual deposit bags on hand to make sorting cash, checks and receipts simple.

Price is  $78.89
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About Tamper-Evident Security Envelopes

Tamper-evident security envelopes are essential for safeguarding sensitive documents and valuables during transit. Designed to provide a clear indication of unauthorized access, these envelopes ensure that your important items remain secure and confidential until they reach their intended recipient.

These envelopes are widely used in various industries, including finance, legal, and healthcare, where privacy and security are paramount. Their robust construction and specialized sealing mechanisms help prevent tampering and enhance the overall integrity of the contents.

When selecting tamper-evident security envelopes, consider features such as strong adhesive seals that provide a reliable closure and visible tamper indicators that reveal any attempts to open the envelope. Additionally, options with reinforced edges can offer extra durability against wear and tear during handling.

Look for envelopes made from high-quality materials that resist tearing and puncturing, ensuring your documents remain protected throughout their journey. Many envelopes also come in various sizes to accommodate different types of documents, making them versatile for any mailing needs.