... SGS standard 2)Wear resistance 3)Non-toxicand enviromental 4)Customed various size round rubber feet / ... : Material NBR, NR, EPDM, FKM, SBR, Silicone, Neoprene or Customized Size According to the 2D or ... or samples Color transparent, black, any color Hardness Silicone: 20~80 Shore A, Rubber 30~95 ... polymers like NBR, NR, EPDM, FKM, SBR, Silicone, and Neoprene etc. Custom material is available; tell ...