Material: The champagne stopper is made of high quality stainless steel and food grade silicone, non-toxic, anti-corrosion, anti-rust and can be reused. Perfect preservation: The wine stopper is 100% sealed and leak-proof, keeping wine fresh for up to 10 days. Completely prevents loss of bubbles. Easy to use: You need to align the silicone part of the champagne cork with the neck of the bottle, and fold down the flap to lock it. The wine bottle cork can be reused, which is safe and environmentally friendly. Exquisite gift: The surface of the champagne cork is polished and very delicate. It is a good exquisite gift for parents and friends.They will like it. Wide application:The champagne protector is suitable for standard champagne,cava,prosecco,sparkling wine bottleneck,not suitable for beer bottles,please confirm the size before purchasing. Please note that due to manual measurement and display differences, there may be some slight differences between the individual products and the photos.