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Heavy duty envelopes – they are practically indestructible and provide superior protection from tears, punctures and moisture. Buy checkomatic & enjoy the best prices in the industry; lighter weight saves on postage half the weight of paper envelopes; Envelope Packs Available in 6x9, 9x12, 10x13, 10x15 & SAVE BIG – Stock Up on Bulk Supplies & 12 x 15 1/5.






Simply peel off the adhesive strip To Create A Full, Secure Seal That Won't Open Or Tear. The self-seal peel-off strip protects The Adhesive From Dust For A Longer Shelf Life.
Multiple uses: dupont tyvek provides superior toughness and durability compared to heavy Kraft Paper And Even Other High-Strength Materials Used For Envelopes And Packaging. Postage saving opportunities: tyvek is lightweight and can save on postage as well. Peal & seal closure: provides a clean, quick seal immediately upon contact.


Pre-printed "first class" border & postage saving opportunities: tyvek is lightweight and can Save On Postage As Well.
The self-seal peel-off strip protects The Adhesive From Dust For A Longer Shelf Life. Simply peel off the adhesive strip To Create A Full, Secure Seal That Won't Open Or Tear. Major overnight shippers and the united states postal service Choose Envelopes Made Of Tyvek For Priority Packaging Because It Protects Important Things, Ensuring That They Arrive In Good Condition.
1. Quality Park
#ad
White Box of 100, Quality Park Survivor R1580 Tyvek Mailer, 10 x 13
#adQuality Park #ad - Tyvek is strong and moisture resistant. Tyvek Catalog Envelopes. Convenient flap-Stik closure requires no moisture to seal. Releasestrip makes document easily accessible to recipient, yet maintains security of contents. 10 x 13 inches 100 ct.More information #ad
Brand | Quality Park #ad |
Manufacturer | 0 #ad |
Height | 14 Inches |
Length | 13.56 Inches |
Weight | 2.7 Pounds |
Width | 10.81 Inches |
Part Number | R1580 |
Model | R1580 |
More information #ad
2. EnDoc
#ad
10x13, Tyvek Envelopes – 10x13 Mailer Tear Resistant Envelopes Tyvek Construction & Easy Self Seal Closure –Bright White – Bulk Pack of 50 – 10 x 13 Inch White
#adEnDoc #ad - Convenient self seal closure – peel back the sticker to quickly & effortlessly Seal & Send; Open End Catalog Orientation Enables Fast Paper & Packet Stuffing. Also, they are self-sealing and secure.Heavy duty envelopes – they are practically indestructible and provide superior protection from tears, punctures and moisture. Buy checkomatic & enjoy the best prices in the industry; lighter weight saves on postage half the weight of paper envelopes; Envelope Packs Available in 6x9, 9x12, 10x13, 10x15 & SAVE BIG – Stock Up on Bulk Supplies & 12 x 15 1/5.
More information #ad
Indestructible dupont design – lightweight but strong, Punctures, durable Tyvek Material Resists Ripping, tearing, Rain, Moisture & Other Common Postal Threats. Superior shipping protection – double reinforced construction, Opaque Color & Super Sticky Glue Offers Maximum Security for Confidential Business Mail.Brand | EnDoc #ad |
Manufacturer | EnDoc #ad |
Part Number | En09 |
More information #ad
3. Quality Park
#ad
White Box of 100, Survivor R1590 Tyvek USPS First Class Mailer, 10 x 13
#adQuality Park #ad - Patented release strip makes envelopes easy to open. Size: 10" x 13". White tyvek envelope with Flap-Stik closure and first-class border. 100 / box. Puncture-resistant, tear-resistant, moisture-resistant and chemical-resistant.More information #ad
Brand | Quality Park #ad |
Manufacturer | 0 #ad |
Height | 2.7 Inches |
Length | 13.4 Inches |
Weight | 0.06 Pounds |
Width | 10.4 Inches |
Part Number | R1590 |
Model | R1590 |
More information #ad
4. Columbian Envelopes
#ad
Columbian, 10 x 13 Inches, White, Tyvek First Class Mail Envelopes, 100 Count CO806
#adColumbian Envelopes #ad - Envelope designed for ultimate protection. 100 envelopes. Superior moisture, burst and tear resistant protection. Open end closure. First class border ensures priority attention.More information #ad
10 x 13 inches. Simply peel off release strip and press down for a quick, secure seal. Lightweight white Tyvek material. Convenient and secure self-sealing Grip-Seal closure. Protect what's inside.Brand | Columbian Envelopes #ad |
Manufacturer | LSC Communicaitons #ad |
Height | 13.38 Inches |
Length | 10.38 Inches |
Weight | 2.85 Pounds |
Width | 3 Inches |
Part Number | COLO806 |
Model | CO806 |
Warranty | 1 Year Limited Warranty. Warranty will replace defective product upto one year from purchase date. |
More information #ad
5. Quality Park
#ad
White Box of 25, 10 x 13 x 1 1/2, Quality Park Survivor R4202 Tyvek Expansion Mailer
#adQuality Park #ad - Use for bulky items. Expands on sides to fit binders, books, reports. Use instead of cartons or boxes. Tyvek white expansion envelope features a Flap-Stik self-adhesive closure. Resists punctures, tears and moisture.More information #ad
Brand | Quality Park #ad |
Manufacturer | 0 #ad |
Height | 10 Inches |
Length | 1.5 Inches |
Weight | 1.04 Pounds |
Width | 13 Inches |
Part Number | R4202 |
Model | R4202 |
More information #ad
6. Columbian Envelopes
#ad
Columbian Tyvek Envelopes, 10x13 Inches, White, 100 Count CO802
#adColumbian Envelopes #ad - 10 x 13 inches. Lightweight white Tyvek material. 100 envelopes. Envelope designed for ultimate protection. Convenient and secure self-sealing Grip-Seal closure.More information #ad
Superior moisture, burst and tear resistant protection. Open end closure. Simply peel off release strip and press down for a quick, secure seal. Protect what's inside.Brand | Columbian Envelopes #ad |
Manufacturer | LSC Communicaitons #ad |
Height | 13.38 Inches |
Length | 10.38 Inches |
Weight | 0.03 Pounds |
Width | 3 Inches |
Part Number | CO802 |
Model | CO802 |
Warranty | 1 Year Limited Warranty. Warranty will replace defective product upto one year from purchase date. |
More information #ad
7. Quality Park
#ad
Survivor R4430 Tyvek Expansion Mailer, 10 x 13 x 2, White, 18lb Case of 100
#adQuality Park #ad - Expands on sides to fit binders, books, reports. Use for bulky items. Resists punctures, tears and moisture. Use instead of cartons or boxes. Tyvek white expansion envelope features a Flap-Stik self-adhesive closure.More information #ad
Brand | Quality Park #ad |
Manufacturer | 0 #ad |
Height | 5 Inches |
Length | 13.25 Inches |
Weight | 1 Pounds |
Width | 11.25 Inches |
Part Number | R4430 |
Model | R4430 |
More information #ad
8. 975 Supply
#ad
975 Supply Tyvek Envelopes; Easy Security Peel & Seal Closure, 10 x 13 Tyvek Envelopes, Bright White, 10 Envelopes 10 x 13 Envelopes, with Release Strip
#ad975 Supply #ad - Major overnight shippers and the united states postal service Choose Envelopes Made Of Tyvek For Priority Packaging Because It Protects Important Things, Ensuring That They Arrive In Good Condition. 10 envelopes per pack: provides a great value To Ensure That You Have Enough For All Your Personal And Professional Correspondence.Simply peel off the adhesive strip To Create A Full, Secure Seal That Won't Open Or Tear. The self-seal peel-off strip protects The Adhesive From Dust For A Longer Shelf Life.
More information #ad
It resists rips, punctures and moisture, Providing Much More Protection For The Contents Of Your Envelope. Release strip feature: 975 supply tyvek envelope release Strip Makes The Contents Easily Accessible To The Recipient, Yet Maintains The Security Of The Envelopes Contents. Multiple uses: dupont tyvek provides superior toughness and durability compared to heavy Kraft Paper And Even Other High-Strength Materials Used For Envelopes And Packaging. Postage saving opportunities: tyvek is lightweight and can save on postage as well. Peal & seal closure: provides a clean, quick seal immediately upon contact.
Brand | 975 Supply #ad |
Manufacturer | 975 Supply #ad |
Height | 1 Inches |
Length | 6 Inches |
Width | 9 Inches |
Part Number | 70000 |
Model | 70000 |
More information #ad
9. Quality Park
#ad
QualityPark Tyvek Open Side Envelope, 10 x 13 x 2 Inches, Pack of 25 R4611
#adQuality Park #ad - White tyvek envelopes with Flap-Stick closure. Great for storing artwork, plates, negative, maps and blueprints.25 / box. Size: 10" x 13" x 2". Heavyweight, moisture-resistant open-end envelopes won't rip, tear or puncture.More information #ad
Brand | Quality Park #ad |
Manufacturer | Quality Park Products #ad |
Height | 1.4 Inches |
Length | 20.5 Inches |
Weight | 1 Pounds |
Width | 14.7 Inches |
Part Number | R5106 |
Model | R5106 |
More information #ad
10. 975 Supply
#ad
10 x 13 Envelopes, 10 Envelope Pack, FIRST Class Envelopes, Tyvek Envelopes, With Release Strip, Tyvek Envelopes; Easy Security Peel & Seal Closure, Bright White
#ad975 Supply #ad - 10 envelopes per pack: provides a great value To Ensure That You Have Enough For All Your Personal And Professional Correspondence. Peal & seal closure: provides a clean, quick seal immediately upon contact. Release strip feature: 975 supply tyvek envelope release Strip Makes The Contents Easily Accessible To The Recipient, Yet Maintains The Security Of The Envelopes Contents.Pre-printed "first class" border & postage saving opportunities: tyvek is lightweight and can Save On Postage As Well.
More information #ad
Multiple uses: dupont tyvek provides superior toughness and durability compared to heavy Kraft Paper And Even Other High-Strength Materials Used For Envelopes And Packaging. It resists rips, punctures and moisture, Providing Much More Protection For The Contents Of Your Envelope. The self-seal peel-off strip protects The Adhesive From Dust For A Longer Shelf Life. Simply peel off the adhesive strip To Create A Full, Secure Seal That Won't Open Or Tear. Major overnight shippers and the united states postal service Choose Envelopes Made Of Tyvek For Priority Packaging Because It Protects Important Things, Ensuring That They Arrive In Good Condition.
Brand | 975 Supply #ad |
Manufacturer | 975 Supply #ad |
Height | 1 Inches |
Length | 15 Inches |
Width | 10 Inches |
Part Number | 80500 |
More information #ad