... well as a limited number of custom colors.4) Materials:EPDM, Natrual rubber,Neoprene,Nitrile,SBR,CR,Slicone.etc.5) Stable ... extrusion for closed cell EPDM.NBR,CR and Silicone.6) Meet UV resistant. 7 ... specifications1) Automotive: door, trunk, truck cap, window seals spacers for wheel wells, window weather stripping2) Buiding products: curtain wall frames ...