500 Poly Mailing Envelopes 2.5 Mil Superior quality, self-sealing, plastic mailing envelopes. Approved for USPS, FedEx , DHL & UPS Gray outside & Black inner layer provides confidentiality Extremely water, tear and puncture resistant. Flexibility and top-of-the-line adhesive allow for over-stuffing. Pressure sensitive adhesive ensures that package cannot be tampered with. Very lightweight - saves on postage. 100% recyclable

• Poly Mailers Shipping Envelope Self Seal Plastic Mailing Bag 2.5 Mil

Poly Mailers Shipping Envelope Self Seal Plastic Mailing Bag 2.5 MilA-Plus Shopping