[Leak-proof] Our champagne bottle stoppers with upgraded silicone provide a better air-tight seal to prolong and preserve opened bottles of champagne, keeping wine tasting fresh for up to 7 days. [Any Champagne Bottle] Don't want to buy a cork just for a bottle of wine? This champagne cork fits most standard champagne bottles and can be used for Cava and sparkling wine. [Easy to use and clean] Just insert the cork into the wine bottle and press the left and right handles. When you hear the click, it's done. Simply rinse and wipe to clean. [Safe Material] For your health, we use high-quality stainless steel and silicone. Dishwasher safe with smooth edges and a fingerprint-proof coating. Color: Black Material: Iron + Silicone Size: 9.19 x 6.50 x 4.90 cm Package Contents: 4 * Champagne stoppers Only the above package content is included; other products are not included. Note: Light and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement allowance is +/- 1-3 cm.