High quality silica gel This bottle cap is made of high-quality food-grade silicone material, soft and elastic, wear-resistant, scratch-resistant, odorless, durable, and reusable.Good seal The red wine stopper has a good airtightness, can isolate the peculiar smell, preserve the freshness of the wine in the bottle, and is very suitable for wine brewing or to preserve the remaining wine.Simple to use All wine caps and beer caps are very simple to use, the size fits most bottle mouths, easy to clean, and can be washed by hand or dishwasher.Has many uses The bottle cap has a wide range of uses. It can be used when making wine, can save the remaining wine, and is also suitable for outdoor sports or picnic parties. It is small but powerful.Multi-color distinction The bottle cap adopts color matching, which is easy to distinguish and find when using. It is cute and not exaggerated. It can also be given to wine lovers or mothers. It is a kitchen necessary small accessory.