... reputation and advanced management . Our main product are molded rubber parts products like O rings, rubber seals, rubber band, oil seal ... sizes 3. Good quality, best price 4. Offer OEM MaterialsNBR, silicone, viton, etc, just as your request.Hardness30~90 shore ATemperature ... LogoAccording to your request.Color Black, red, etc.CertificationsISO,SGS Silicone light parts set (with tail)