Our stylish and modern clamp bottle stoppers can be used to keep your wine bottle airtight. Each is elegantly and expertly crafted, making them the perfect gift for wine lovers. These bottle stoppers are versatile and reusable. Pulling the clamp lever causes the plastic sealing rings to create an airtight seal on various bottle neck sizes. Each clamp arm has a built-in crown cap bottle opener too. These adjustable bungs are made to last, made from quality materials with durability that ensures they will last for years to come. Hand wash only