... SGS pass 3.green product ,eco-friendly silicone gasketfeatures: Material:Rubber (SBR,EPDM,NBR) Silicone Standards:ASTM, BS,JIS,ISO 1) ... Material: top grade silicone/rubber material;2) Material ROHS,SGS approval;3) Working ... :-40 to 230 °C4) Optional shapes and colors 5) Applications: bathroom parts, medical parts, industrial parts, vehicle parts, motorcycle parts, electronics ...