Made of extra strength heavy gauge Metallocene Low Density Polyethylene (LDPE) film that meets FDA/USDA specificationsTubular construction with a durable double bottom seal, make these bags the best ice bags on the marketSide gussets expand easily to accommodate fast loading1000/CaseMade of extra strength heavy gauge Metallocene Low Density Polyethylene (LDPE) film that meets FDA/USDA specificationsTubular construction with a durable double bottom seal, make these bags the best ice bags on the marketSide gussets expand easily to accommodate fast loadingStaples Heavy Duty Ice Bags 2 mil, 6x3x18http://s7d5.scene7.com/is/image/Staples/s0506760_sc7?$std$http://s7d5.scene7.com/is/image/Staples/s0506760_sc7?$thb$http://s7d5.scene7.com/is/image/Staples/s0506760/Staples-Heavy-Duty-Ice-Bags-2-mil-6x3x18/product_940153Staples Heavy Duty Ice Bags 2 mil, 6x3x180.00