Tyvek Envelopes – 10x13 Mailer Tear Resistant Envelopes Tyvek® Construction & Easy Self Seal Closure –Bright White – Bulk Pack of 15 – 10 x 13 Inch
- HEAVY DUTY ENVELOPES – They are Practically Indestructible and provide superior protection from tears, punctures and moisture. Also, they are self-sealing and secure..
- INDESTRUCTIBLE DUPONT DESIGN – Lightweight But Strong, Durable Tyvek Material Resists Ripping, Tearing, Punctures, Rain, Moisture & Other Common Postal Threats.
- CONVENIENT SELF SEAL CLOSURE – Peel Back the Sticker to Quickly & Effortlessly Seal & Send.
- Open End Catalog Orientation Enables Fast Paper & Packet Stuffing.
- SUPERIOR SHIPPING PROTECTION – Double Reinforced Construction, Opaque Color & Super Sticky Glue Offers Maximum Security for Confidential Business Mail.
- BUY CHECKOMATIC & SAVE BIG – Stock Up on Bulk Supplies & 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 & 12 x 15 1/5.