Clavies® Autoclavable Bags for maximum protection and convenience when disposing of biohazardous wastes, Clavies® transparent, autoclave bags are made of .05-mm (.002") thick polypropylene. Fill the bag with used Petri dishes, membrane filters, culture plates, pipettes, etc., then autoclave and discard. The three largest sizes hold 65, 200, and 240 standard Petri dishes. Steam autoclavable at 1211°C (2500°F). 100/bx.