... material:rubber /PVC/EPDM Seal Rubber assorts performance :1.good sealing performance ,no gap2. no smell ,anti-oil ,dusty3. ... environmental products Sponge Rubber Foam Rubber Hard Rubber 1.material :Silicone, CR, EPDM, Viton, TPE, PVC, NBR, etc2. ... .any color Advantage:Dust insect-resistant , waterproof ,fixed , sealing ,Sound insulation ,damping ,Resistant acid-baseantiage ,more flexble,antioxidant ...