1. [Prolonging the fresh-keeping time of wine] Our sparkling wine is sealed to prevent air infiltration and bubble loss. After the wine is opened, the use of sparkling wine seal can still provide the fresh taste of the wine. Enjoy a few days! 2. [ material] The champagne bottle cap is made of high quality stainless steel and food grade silica gel, which is firm, corrosion resistant, durable, stable and reusable. Sturdy stainless steel features and an internal silicone plug make the cap a accessory. 3. [Ease of use] It is applicable to most wine and champagne bottles with a diameter of 15-20mm. Just put the bottle cap on the bottle and press the wings on both sides to fix the bottle cap on the bottle. The parts are completely sealed to prevent carbon dioxide from escaping. 4. [Sealing design] Silicone sealing ring design There is a silicone sealing ring in the middle of the champagne bottle cap to seal the wine bottle, prevent the wine from leaking and keep it fresh. Please do not lay the wine bottle flat during storage! 5. [Wide scope of application] The wine sealing is applicable to most champagne and champagne bottles. Including standard champagne, kava and prosec. It is a gift for family, friends, Father's Day or other celebrations. It is suitable for sealing wine bottles at home, bars, restaurants and other places.