Keep Your Wine Fresh: through optimizing the internal structure, the silicone personalized wine stoppers fit the mouth of wine bottles well, compatible withming an airtight state and minimizing the oxidation of the wine, which will keep your wine fresh compatible with more daysRotating Lock Design: silicone bottle stoppers are efficient and easy to use, they adopt innovative rotating design, you only need to rotate the upper part of the stopper to unlock, and then plug the wine bottle tightly, to lock the tastePractical Leakproof Function: these sealed wine stoppers are made of quality silicone and ABS, which are safe and reusable, having good sealing ability, no leak if you lay the wine bottle down in the fridgeLeave a Good Use Experience: wine bottle sealers are suitable compatible with standard wine bottles, beer bottles and soda bottles compatible with events, holidays and parties, easy to create more happy atmosphere compatible with your partiesEasy to Store: each wine sealer cap measures approx. 39 x 40 mm/ 1.54 x 1.57 inches, suitable compatible with wine bottles with an inner diameter of about 18 to 19 mm/ 0.71 to 0.75 inches, and it is small enough to store in the fridge and other placesColour:blackMaterial:ABS+SiliconePackage Contents:20 x Wine Bottle StopperOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.