Stainless Steel Material: Selected Stainless Steel Material, High Hardness, Corrosion Resistance, Strong and Durable. With A Beautiful Polished Effect, The Tableware Series Gives A Fashionable Touch. Stainless Steel Design and Food Grade Silicone Seal Ensure This Restaurant Quality Champagne Stopper Will Keep Your Bubbles Fresh. 100% Sealed, Leak Proof, Keeps Wine Fresh for Up To 10 Days. Humanized Double Button Design: The Champagne Stopper Is Firmly Attached To The Bottle Opening To Preserve The Aroma of Champagne Sparkling Wine. The Arms of The Wine Stopper Can Be Opened Up To 180 Which Fits Comfortably In The Bottle. The Rotation Is Very Smooth and The Operation Is Convenient. Stainless Steel Locking Clips, Silicone Gasket and Pressure Pump Create An Airtight Vacuum That Effectively Preserves Effervescence and Original Fresh Taste. . Silicone Inner Plug: Food-Grade Silicone Inner Plug Has Good Flexibility and Tightly Seals The Bottle Mouth, Blocks The Convection of Air Inside The Bottle and Outside. Using The Principle of Silicone Elasticity, When The Bottle Cap Is Pressed Down, The Wine Cap Will Swell and Buckle The Bottle Mouth To Achieve A Sealed and Fresh-Keeping Effect, Inhibiting The Formation of Champagne Bubbles. . Wide Application: This Beautiful and Practical Wine Stopper Is The Perfect Gift for Your Family and Friends. Suitable for Most Sparkling Wine and Sparkling Wine Bottles. Also Suitable for Any Occasion Including Wedding, Bar Party, It Is A Good Helper for Storing Wine and Champagne. Ideal As A Bar Accessory, The Champagne Stoppers Are An Essential Addition To Your Kitchen and Home Bar.