Seal: Made of food grade silicone, these wine stoppers seal your wine bottle to prolong and preserve the taste of your wine. DURABLE AND CONVENIENT: No need to worry about saving the cork as this stainless steel core and silicone stopper are perfect. Beautifully designed and durable, this wine stopper will enhance the decoration of your table and help everyone enjoy the perfect dining experience. Compatibility: The stopper is suitable for most sizes of bottles, whether it is a bottle of wine, a drink or any other kind, you can freely enjoy a variety of wines at the same time without worrying about the wine spoiling. FOOD-GRADE MATERIALS: The 10-pack wine stoppers are made of food-grade silicone and stainless steel, which are reusable and durable, environmentally friendly and recyclable materials that are not harmful to the environment when disposed of or burned. Service: If you have any questions about our products, please feel free to contact us, we will try our best to find a satisfactory solution for you within 24 hours