rubber for chair base 1.Material:EPDM,Silicone,NR,NBR,Viton 2.Certificate:ISO-9001-2008,ROHS,SGS,FDA 3.Own factory, _______________Hi ... , dear, welcome to JTS page!!_____________________ rubber for chair base MaterialEPDM,Silicone,NR ... and make new products according to your design. stamped concrete rubber