... of polymers like NBR, NR, EPDM, FKM, SBR, Silicone, and Neoprene etc. Custom material is available; tell us the ... Quality Checking and Packing--shock absober After production is finished, products have to go through final touch; perfect product for smooth edge ... and start over from there . Anti shock anti slip anti wearable round rubber feet for chair Natural silicone synthetic rubber products ...