... dusty3.waterproof , anti-age4.it is a recyclable and environmental productsSponge Rubber Foam RubberHard Rubber 1.material :Silicone ... , CR, EPDM, Viton, TPE, PVC, NBR, etc2.Durability and environmental production , no bad smell ,3.good ... . All products are inspected by measures and eyes online and before package3.We can also produce rubber ... carton box casement window seal with PVC and EPDM