... main product are molded rubber parts products like O rings, rubber seals, rubber band, oil seal,water seal and rubber gaskets etc.SpecificationsSilicone Cup Lid1 ... ,odorless3)Dishwasher,freezer,and microwave safe Item namebeautiful silicone cup lid with cusotmized shape handleSizeCustomized/standard and nonstandardBrand NameCUP LIDSMaterialNBR,HNBR,EPDM,SILICONE,VITON,FLS,FFPM ...