... .Used for glass bottle,pot,canister,tube, Pipe butyl rubber stopper 1. Material: 100% Food grade silicone 2. Size: Different size3 ... samplesRubber(NBR,SI, Viton,EPDM, etc.)FOB Port:Shanghai/ NingboPlace of Origin:Zhejiang China (Mainland)Application:used in different machines, cars ... Terms:L/C,T/T, Western UnionOur company product rubber stopper, if you have a mind please contact us.Pictures for ...