Features preprinted Chemotherapy Drug Caution symbol on a zipper lock back for health care useTough bags employ a reinforced side-welded zipper to lock in single smooth motionMade of 100% virgin Low Density Polyethylene (LDPE) resin that meets FDA/USDA specifications500/CaseFeatures preprinted Chemotherapy Drug Caution symbol on a zipper lock back for health care useTough bags employ a reinforced side-welded zipper to lock in single smooth motionMade of 100% virgin Low Density Polyethylene (LDPE) resin that meets FDA/USDA specificationsStaples Reclosable Chemo Bags 4 mil, 12x15http://s7d5.scene7.com/is/image/Staples/s0506827_sc7?$std$http://s7d5.scene7.com/is/image/Staples/s0506827_sc7?$thb$http://s7d5.scene7.com/is/image/Staples/s0506827/Staples-Reclosable-Chemo-Bags-4-mil-12x15/product_940077Staples Reclosable Chemo Bags 4 mil, 12x150.00