... logo 3. you can design by yourself4. Made of high quality food grade silicone material, other rubber material also available, ... IIR, BR etc Specification:all kinds of rubber ItemOEM high peformance rubber components DescriptionWidely used in bathroom product, valve, faucet, machine ... NR, SBR, EPDM, FKM, IIR, BR etc..Packing Spec.Standard packing: a. plastic bag inside with barcode; b. carton outside ...