Handy-size bag and holder are ideal for collecting tips and tubes. Holder keeps bag open until you are ready to dispose. Epoxy-coated, steel wire holder is autoclavable. Bag is ideal for processing biohazardous materials that require autoclaving prior to disposal. Printed with biohazard warning symbol and precautions in English, Spanish, and French. These thick polypropylene bags have an indicator patch that darkens when autoclaved. Autoclavable to 250°F (121°C).