... 1,Material:silicone 2,Apply to:wine bottle 3,Offer custome design 4,Pass:FDA 5,Welcome OEM Offer custom silicone rubber bottle stopper ... 1.Material:100% food grade silicone 2.Size:17x13x20mm3.Used for bottle lid, and bottle cap, glass bottle, wine bottle,water bottle, ceramic pot, and other bottles ... OEM service, custom design welcome, samples are available. Offer custom silicone rubber bottle stopper