Introduction:This item is made from medical materials which are used in medical devices such as polyurethane orthopaedic fixation bandage Product Details Introduction:This item is made from medical materials which are used in medical devices such as polyurethane orthopaedic fixation bandages, artificial heart catheters, cardiac pacemakers, blood filters and artificial kidney hollow fiber dialyzers. Range of application: medical industry Advantage ?Comfortable and safe ?Good air permeability ?Light weight and high hardness ?Excellent projection ?Easy to operate, flexible, good molding ,water temperature action By adjusting the water temperature, the hardening time can be adjusted.Low water temperature, longer hardening time. Instruction 1.Choose suitable size. 2.Keep it at room temperature and in the water for 3 to 4 s.