What is this? The wine bottle stopper can be applied to many kinds of glass beverage bottles, such as beer, wine, champagne, etc. It seals your bottles closely so can preserve your wine well. Are there any advantages of the product? The wine bottle stopper is made of silicone material with good flexibility, , not easy to break and deform. The threaded design can provide good tightness, keeping your drink fresh and the smell of the wine can be well preserved. Moreover, the stopper can be washed with water and is reusable. How to use it? Easy to use, just force the bottle stopper into the bottle. It can be removed with a gentle pull when not in use. Material: silicone Color: as shown Package Contents: 15 x red wine stoppe Only the above package content, other products are not included. Note: Light reflection 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.