100 (One Hundred S3 (Dimension 9" X 12") Poly Mailers) Tear-proof, Water-resistant and Postage-saving Lightweight Self-seal Poly Mailers/ Shipping Bags.
These tough and tear-proof poly mailers have outstanding shipping protection against water, snow and rain. We carry a full line of poly mailers, from (6"X 9"), (7 1/2" x 10 1/2"), (9"x 12"), (10"x 13") to (12 1/2"X 15 1/2").