High-quality Silicone Material: Bottle stoppers are made of high-quality silicone material with good toughness and good resilience. Compared with cork and stainless steel cork, it is not prone to aging and mildew. Easy to Use and Wash: It is sleek and burr-free, with smooth edge treatment and exquisite workmanship. It is easy to remove and cover. Just press the cap into the bottleneck when using it. When cleaning, just rinse with clean water. Spiral Cone Design: These wine bottle stoppers have a spiral shape with strong air-tightness and fits closely to the bottle mouth, which can effectively prevent liquid from leaking out. Suitable for Most Bottles: It is sealed and anti-oxidant, suitable for a variety of bottle mouths, and can extend and save your opened bottles or beverages. Wine bottles, cocktail bottles, gas consumption bottles, beer bottles, soda, cola and other beverages can all be used easily. The Best Gift for Wine Lovers: Silicone wine cork is the best gift for wine lovers, it is one of the essential accessories for wine. Give it to your friends and relatives, they will love it very much.