water rubber bathroom stopper 1.rubber stopper 2.Good shock absorbing performance 3.passed ISO9001 water rubber bathroom stopper Detail:1.Material : NR2.Color : White3.good sealing and practical4.Hardness:NR , 65 Duro5.High quality and competitive price6.Very practical and convenient to use7.OEM and ODM orders are welcome8.We can develop other types according to your samples or drawingCertificate ...