POLY MAILERS 6X9 7.5X10.5 9X12 10X13 12X15.5 14.5X19 19X24 24X24 1 100 500 1000DESCRIPTION• 2 MIL THICKNESS• Self Sealing Poly Courier Shipping Mailers!• UPS, FedEx & USPS APPROVED• Superior tear and puncture resistance.• Just Peel-and-Seal• Pressure sensitive adhesive provides a high strength durable closure, water and dirt resistant• High-efficiency mailers are perfect for shipping a wide variety of non-fragile items.• Water, Tear and Puncture resistant.• Lightweight saves on postage• High strength seams allow for over-stuffing.• Fast Shipping!• Buy With Confidence!• PROVIDES CONFIDENTIALITY – These poly mailers were white outer surface, black inner lining, so it looks like light grey color not a true bright white. The Mailing Bags used of opaque materials convenient for protect your privacy with a professional appearance.SAVE YOUR TIME AND SHIPPING COST – The poly mailer bags are good acceptable thickness for shipping soft-goods, and they are light enough to safe you some money on weight for shipping. The white mailing bags have a peel-off strip that is very sticky that will seal the bag very well, it’s quick seal, no licking or water needed. The poly mailer bags are a good strong plastic shipping bag. If you have many orders need to post everyday, these plastic mailing bags perfect for you!WIDELY USE – The 12×15.5 mailer bags are quite useful for soft items, such like T-shirts, blankets, scarves, or other non breakable items. They are definitely quite durable and the sticky strip sticks very well.WATER PROOF – The poly mailer are self-sealing for easy packing with a tamper-evident, super secure closure. Pressure sensitive adhesive provides a high strength, durable closure that is water and dirt resistant. The Plastic Mailing is thin, durable, and quite flexible, so they’re very forgiving of weirdly-shaped contents, and it’s easy to add in a bit of padding, like newspaper or bubble wrap, for extra protection.DURABLE PROTECTION – Top-quality poly mailers are tear and puncture resistant. Even though poly mailers don’t offer interior cushioning, they are made to withstand the rigors of the shipping process. A poly mailer is usually made of polyethylene but can also be made of heavy-duty nylon fibers. Poly mailers are a great choice for their high-strength design that keeps contents secure against moisture, chemicals, tampering, puncturing and tearing.