Rubber Seals: 1,Silicone/rubber parts 2,Color:as customized 3,Competitive price 4,OEM ODM welcomed Rubber SealsDescription: Material: comply to RoHS, ... silicone or rubber (NR, SBR, BR, NBR,CR, EPDM, IIR, FKM etc) ... can reach ±3 shore A toleranceColor: for rubber, usually black, for silicone and EPDM, can be in any color as you ...