Product Specification: Size: 5.5*2.5cm Material: Stainless Steel Color: Silver Package Includes: 1 x Champagne Wine Stopper 1.Keep Fresh: Champagne Bottle Caps with High Quality Silicone Gasket Provide a better airtight seal to extend and preserve your opened champagne bottles. Champagne bottles stay fresh for days and can be spill-proof stored in the fridge (even lying flat). 2. Easy to Use: You simply insert the champagne stoppers into the bottle and fold down the hinge-mounted flaps to secure them to attach to the lower lip of the champagne bottle. Put the champagne bottle stopper on the bottle and press down both wings airtight to prevent carbon dioxide leakage. 3. Very Durable: Reusable champagne stoppers protect your champagne from leaking and keep it clean and tidy Environment. 4. Wildly used: Champagne bottle caps are suitable for cava, prosecco, sparkling wine and also for a Christmas party, wedding, birthday, etc. 5. Material: Stainless steel matt, plastic - suitable for any champagne, prosecco or champagne bottle (including screw-thread bottles).