... Trim, Flock lined rubber, flat square sponge rubber, window rubber,weather strip etc.Custom design could be available. ... Neoprene(CR), Silicon, Viton, SBR, Natual rubber and various other basic raw materials.Hardness: From 35 to 85 ... Degrees Centigrade (up to 300C for short periods).Various color are available,like black,red,white,blue. ... &quality with best service. aluminum automotive window rubber seal