Stainless Steel Material: Made of food grade stainless steel silicone., high hardness, corrosion resistance, strength and durability. The size is suitable for most champagne and sparkling wine bottles. 100% sealed to prevent leakage and preserve wine freshness for up to 10 days. It is a safe and non-toxic high quality wine bottle accessories. EASY TO USE: Put the champagne bottle stopper on the bottle and press down both wingseasy to lock and unlock. Size fits the bottle neck perfectly, the airtightness is good, and there will be no carbon dioxide overflow. They are easy to clean, reusable and easy to store. WIDELY USED: Our bottle stopper suitable for most wine and champagne bottles. Also when the wine bottle is placed flat in the refrigerator Don't worry about the bottle, the liquid inside will leak out. Keep your wine fresher for longer. GIFT: This champagne bottle stopper is a nice gift for men and women - whether it's a birthday gift, Father's Day gift, Christmas gift or an elf gift. It is suitable for any occasion such as wedding, bar party, and a great helper for storing wine and champagne. Note: 1. Please allow a little error due to manual measurement. Please make sure you do not mind before you bid. 2. The color may have different as the difference display, please understand. Note: Hello, please pay attention to your receiving address when purchasing products. If your receiving information (such as: name, street, house number, no name on the doorbell/mailbox or other information is incorrect. The order will not be delivered correctly.)