Tamper-Proof Envelopes

36 results
JAM Paper #7 Coin Tear-Proof Tyvek Open End Envelopes, 3.5 x 6.5, White, 50/Pack (2131076C) image 1
Item: 2329340
Model: 2131076C

JAM Paper® White #7 Tyvek® Coin Envelopes measure 3.5 x 6.5 inches in size and open on one of the 3.5 inch ends. This pack contains an even total of 50 envelopes. Each one is made out of smooth durable and high quality genuine Tyvek material Tyvek is a registered trademark of DuPont, the established chemical company responsible for developing this durable polymer. Excellent for several personal and business mailing and organizational needs, these envelopes feature a basic and versatile white color. Each one has a straight flap closure and a dependable self-adhesive strip, peel-and-seal closure..#7 Coin - 3 1/2" x 6 1/2".#7 Coin Tyvek Envelopes - 3 1/2" x 6 1/2".Made with white paper.Self Adhesive Closure 50 envelopes per pack.Self Adhesive Closure.50 envelopes per pack.Safety Data Sheet

Price is  $26.49
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JAM Paper #7 Coin Tear-Proof Tyvek Open End Envelopes, 3.5 x 6.5, White, 1000/Carton (2131076B) image 1
Item: 2329344
Model: 2131076B

JAM Paper® Tyvek Envelopes provide exceptionally durable protection for your mailed items!.#7 Coin - 3 1/2" x 6 1/2".#7 Coin Tyvek Envelopes - 3 1/2" x 6 1/2".Made with white paper.Self Adhesive Closure 1000 envelopes per carton.Self Adhesive Closure.1000 envelopes per carton.Safety Data Sheet

Price is  $364.99
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JAM Paper #7 Coin Tear-Proof Tyvek Open End Envelopes, 3.5 x 6.5, White, 500/Box (2131076D) image 1
Item: 2329341
Model: 2131076D

JAM Paper® White #7 Tyvek® Coin Envelopes measure 3.5 x 6.5 inches in size and open on one of the 3.5 inch ends. This box contains an even total of 500 envelopes. Each one is made out of smooth durable and high quality genuine Tyvek material. Tyvek is a registered trademark of DuPont, the established chemical company responsible for developing this durable polymer. Excellent for several personal and business mailing and organizational needs, these envelopes feature a basic and versatile white color. To keep the contents placed inside of them secure, each one has a straight flap closure and a reliable self-adhesive strip, peel-and-seal closure..#7 Coin - 3 1/2" x 6 1/2".#7 Coin Tyvek Envelopes - 3 1/2" x 6 1/2".Made with white paper.Self Adhesive Closure 500 envelopes per box.Self Adhesive Closure.500 envelopes per box.Safety Data Sheet

Price is  $213.49
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JAM Paper #7 Coin Tear-Proof Tyvek Open End Envelopes, 3.5 x 6.5, White, 250/Box (2131076I) image 1
Item: 2329343
Model: 2131076I

JAM Paper® White #7 Tyvek® Coin Envelopes measure 3.5 x 6.5 inches in size and open on one of the 3.5 inch ends. This complete carton contains a large and even total of 1000 envelopes. Each one is made out of smooth durable and high quality genuine Tyvek material Tyvek is a registered trademark of DuPont, the established chemical company responsible for developing this durable polymer. Perfect for several personal and business mailing and organizational needs, these envelopes feature a plain and versatile white color. Each one has a straight flap closure and a dependable self-adhesive strip, peel-and-seal closure..#7 Coin - 3 1/2" x 6 1/2".#7 Coin Tyvek Envelopes - 3 1/2" x 6 1/2".Made with white paper.Self Adhesive Closure 250 envelopes per box.Self Adhesive Closure.250 envelopes per box.Safety Data Sheet

Price is  $114.29
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JAM Paper #10 Tyvek Business Tear-Proof Envelopes, 4.125 x 9.5, White, 500/Box (2131077D) image 1
Item: 2329378
Model: 2131077D

JAM Paper® Tyvek Envelopes provides exceptionally durable protection for your mailed items!.#10 size - 4 1/8" x 9 1/2".Business Envelopes.Made with White Tyvek.Gummed Closure 500 envelopes per box.Gummed Closure.500 envelopes per box.Safety Data Sheet

Price is  $273.29
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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  $43.69
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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 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  $34.19
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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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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  $94.69
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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  $52.89
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TripLok Series G Tamper-Evident Deposit Bags, Clear, 50/Pack (585056) image 1
Item: 516718
Model: 585056

The high-visibility void message reveals tampering attempts. The special thermochromic ink turns red when subjected to heat. Its triple-seal closure with interior adhesive leaves no openings once sealed. The security microperforation immediately reveals attempts to pull up the closure. Its antistatic liner does not cling to hands and clothes, speeding up processing. The aqua detect ink reveals exposure to fluid..Deposit bags keep contents secure and detect tampering.Comes in clear color.Each bag holds up to 12000 bills, 12 bundles.50 per pack.Void message reveals tampering attempts.Special thermochromic ink turns red when subjected to heat.Aqua detect ink reveals exposure to fluids.Patented triple-seal closure with interior adhesive leaves no openings once sealed.Vault Process Certified (VPC) film contains uniqueadditives that allow for thinner walls withoutsacrificing the strength of thicker bags. The result isa lighter bag that saves money on shipping weightand has a lower impact on the environment.

Price is  $44.09
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Packing List Envelopes, 5.5" x 7", 1000/Carton (PL21) image 1
Item: 939201
Model: PL21

The Packing List Envelopes are designed for secure and professional document handling. These clear, pressure-sensitive envelopes allow documents to remain visible while being protected. With a durable 2-mil thickness, they are tamper-proof and keep contents clean and safe. The strong adhesive backing ensures secure attachment to packages or surfaces, making them ideal for shipping, storage, or organizational needs. Each carton includes 1,000 envelopes, providing a practical and economical solution for businesses or personal use..Clear Visibility: Transparent design ensures documents are easily visible for quick identification..Durable Construction: Made with 2-mil thickness for tamper-proof protection and reliable use..Secure Adhesion: Strong adhesive backing firmly attaches to packages or surfaces for safe transport..Versatile Usage: Perfect for shipping, storage, and organization across various industries..Economical Packaging: Includes 1,000 envelopes per carton, offering great value for bulk needs.

Price is  $63.89
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Packing List Envelopes, 9.5" x 12", 500/Carton (PL478) image 1
Item: 24450236
Model: PL478

The Packing List Envelopes are designed to securely protect and display shipping documents. These clear, pressure-sensitive envelopes are made with a durable 2-mil thickness, ensuring tamper-proof protection and keeping contents safe from dirt, moisture, and damage. The strong adhesive backing allows for easy and secure attachment to packages or surfaces, while the transparent face ensures documents remain visible for quick identification. With 500 envelopes per carton, they provide a practical and economical solution for shipping, storage, and organizational needs..Clear Visibility: Transparent design ensures shipping documents are easily identifiable during transport..Tamper-Proof Protection: Made with durable 2-mil thickness to safeguard contents against dirt, moisture, and damage..Strong Adhesive Backing: Secures the envelope firmly to packages or surfaces for reliable use..Convenient Size: Spacious 9.5" x 12" dimensions accommodate large documents such as packing slips and invoices..Bulk Packaging: Includes 500 envelopes per carton, offering a cost-effective solution for high-volume shipping needs.

Price is  $91.99
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7 x 10", "Clear Face" Document Envelopes, Clear, 1000/Carton (PL520) image 1
Item: 24449694
Model: PL520

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  $138.29
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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  $200.09
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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  $268.29
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6 1/2 x 10", "Clear Face" Document Envelopes, Clear, 1000/Carton(PL476) image 1
Item: 24449692
Model: PL476

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  $76.69
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Packing List Envelope, 4.5" x 7.5", Clear Face, 1000/Case (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 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  $81.19
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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  $85.69
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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  $28.69
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Packing List Enclosed Envelope, 4.5" x 5.5", Red, 1000/Carton (ST56492) image 1
Item: 688586
Model: ST56492

Keep shipping papers safe with this panel-style "Packing List Enclosed" envelope. The envelope is easy to load through the side and adheres securely to most standard packing materials. This Staples 4.5 x 5.5-inch packing list envelope comes in a carton of 1000, making them ideal for busy warehouses and order fulfillment centers..Packing list envelope with message "Packing List Enclosed" protects and secures documents.Side-loading envelope with partial red panel face.Dimensions: 4.5" x 5.5".1000 packing list envelopes per carton.Prevent tampering, ripping, tearing and other damage to packing lists by using this 1000-count carton of Staples 4.5 x 5.5-inch panel-style packing list envelopes.

Price is  $42.19
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4 1/2 x 5 1/2" "Clear Face" Document Envelopes, Clear, 1000/Carton (PL11) image 1
Item: 940063
Model: PL11

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  $35.69
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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  $43.89
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Packing List Envelope, 9 1/2" x 12", Clear, 500/Case (PL478) image 1
Item: 948211
Model: PL478

The Packing list envelope in clear color measuring 9 1/2" 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: 9 1/2" 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  $89.09
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Packing List Envelope, 5.125" x 8", Clear Face, 1000/Case (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 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  $98.39
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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  $86.09
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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  $46.29
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10 3/4 x 6 3/4", "Clear Face" Document Envelopes, Clear, 500/Carton (PL70) image 1
Item: 24449700
Model: PL70

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  $72.59
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Quality Park Reveal-N-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..These 24 lb. White Wove #10 commercial double window envelopes with side seams are great for bulk mailings.Reveal-N-Seal security envelopes have a tamper evident perforated seal and close without moisture; press the 2 flaps together for a permanent seal.Our dependable 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!.Protect sensitive client information with a security pattern that obscures the details of the contents, even when envelopes are held up to light.These #10 envelopes measure 4-1/8" x 9-1/2".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.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  $120.99
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Staples Packing List Envelope, 10" x 12" , Clear, 500/Case 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  $126.49
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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 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  $159.79
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Packing List Envelope, 4.5" x 6", Clear Face, 1000/Case (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 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  $81.29
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JAM Paper #7 Coin Tear-Proof Tyvek Open End Envelopes, 3.5 x 6.5, White, 25/Pack (2131076) image 1
Item: 2329342
Model: 2131076

Get the lasting durability of DuPont's Tyvek polymer with JAM Paper® #7 Heavy Duty White Tyvek Coin Envelopes. These superior quality open-end envelopes are waterproof, stronger and more tear-resistant than regular paper envelopes. The straight flap provides a protective cover for your cards and the self-adhesive strip ensures they will be secure. Each 3.5 x 6.5 inch envelope in this 25 piece pack is perfect for mailing important documents at home, school, or work. They have a smooth finish and are manufactured from 10% recycled materials, making them stylish and eco-friendly. Tyvek is a registered trademark of DuPont, an established chemical company that develops the powerful polymer used to make these envelopes..#7 Coin Tyvek Envelopes - 3 1/2" x 6 1/2".Made with white paper.#7 Coin - 3 1/2" x 6 1/2".Self Adhesive Closure 25 envelopes per pack.Self Adhesive Closure.25 envelopes per pack.Safety Data Sheet.JAM Paper® Tyvek Envelopes provide exceptionally durable protection for your mailed items!

Price is  $14.49
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JAM Paper 9 x 12 Open End Foil Envelopes with Self-Adhesive Closure, Silver, 25/Pack (1323293) image 1
Item: 260912
Model: 1323293

JAM Paper® Silver Foil 9 x 12 Open End Envelopes with Self Adhesive Closures feature a beautiful silver color and a shiny metallic foil finish! These glimmering envelopes are made out of light weight yet durable, plastic based foil material and measure 9 x 12 inches each. This size makes them ideal for standard sized sheets of paper, letters, cards, small gifts or prizes, and more! The festive appearance of these envelopes makes them excellent for special occasion related purposes. Use them during the holidays, for birthdays, for party favors, and more! Their reliable self adhesive strip peel-and-seal closures will keep the contents placed inside secure! In this pack, there is a total of 25 envelopes..Size: 9" x 12".Opening: Open end.Material: Foil.Finish: Shiny.Envelope type: Business.Made of heavy-duty and tear-proof plastic foil, not only do these envelopes look lovely, but they are also sturdy and water-resistant.Self-adhesive peel and seal closure is easy to use and keeps items secure.25 envelopes per pack.JAM Paper® 9" x 12" Silver foil open end envelope in a pack of 25 features self adhesive closure and is perfect for your holiday mailing.

Price is  $52.49
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About Tamper-Proof Envelopes

Ensure the security and confidentiality of your documents with our selection of tamper-proof envelopes. Designed to provide a reliable barrier against unauthorized access, these envelopes feature strong adhesive seals and durable materials that protect your contents during transit. Ideal for shipping sensitive information, they offer peace of mind for both personal and professional use.

Available in various sizes and styles, our tamper-proof envelopes cater to diverse shipping needs. The clear face design allows for easy visibility of labels and contents, while the robust construction ensures that your items remain safe and secure. Choose the right envelope to enhance your mailing experience and safeguard your important documents.