Neoprene-polychloroprene (CR) all purpose elastomer and an extremely versatile synthetic neoprene rubber. Application for vibration dampening as well as industrial gaskets, washers, Feature: Antiflaming, good resistance to ozone and varying weather conditions. Holds up well when in contact with oils and chemicals. 1-3 Plies cloth could be inserted. Both side smooth or cloth wove Available in many grades: Commercial Grade for general purpose, High Grade for special purpose, etc.