🀅 Material: Vitons Rubber (FKM). FKM Green Fluororubber. The manufacturer of this item has not yet been identified. 🀅 Color: Brown. 🀅【SAFE HEAT RESISTANCE】Good Corrosion Resistance, Sealing, Heat Resistance, Deformation, Water Resistance, Abrasion Resistance, Especially Gasoline and Oil Resistance, Can Prevent Air, Oil, Gas and Water Leakage.