McKesson Autoclave Tubing is a safe sterilization method for medical instruments of varying shapes and sizes. It unwraps smoothly and can be cut in various lengths. The transparent blue backing contains environmentally friendly, water-based ink for quick and easy identification of instruments. McKesson Autoclave Tubing features steam and ethylene oxide indicators that use color change during the sterilization process. The steam indicator will change from blue to black, and the ethylene oxide indicator will change from pink to brown