15 x 20 x 4" Expansion Poly Mailers. Strong polyethylene mailers protect products from moisture during shipping. Features a gusseted bottom to allow for thicker items such as binders, books and catalogs. Puncture, moisture, tamper and tear...
15 x 20 x 4" Expansion Poly Mailers. Strong polyethylene mailers protect products from moisture during shipping. Features a gusseted bottom to allow for thicker items such as binders, books and catalogs. Puncture, moisture, tamper and tear...