Made from a blend of 100% virgin linear low density polyethylene with a metallocene additive. Certified to exceed 480 grams tear resistance (ASTM D 1922) and 165 grams impace resistance (ASTM D1709), as required by D.O.T. Reg. 173.197 for the transport of medical waste. All liners are printed with biohazard symbol, available on coreless rolls packaged in convenient dispenser boxes and feature a bottom seal construction.