Premium Material These champagne stoppers are made of high-quality stainless steel and food-grade silicone, which are smooth, strong, corrosion-resistant, and rust-proof, designed for long-term use to help keep wine fresh. Strong Sealing The champagne bottle stopper features selected silicone to provide an effective seal while remaining safe and healthy, helping to extend the freshness of opened champagne bottles and preserve carbonation. Size Information The champagne cork sealer measures approximately 2.6 x 1.9 inches. This size is designed to fit most standard champagne bottles, including those for Prosecco, Cava, and sparkling wines. Please verify your bottle size before purchase. Easy to Use These reusable champagne stoppers are simple to operate. Insert the stopper into the bottle and snap the handle onto the bottle neck. A clicking sound indicates a secure fit. Easy to clean—just rinse with water and wipe dry. Wide Application These stainless steel champagne stoppers are ideal for various occasions such as weddings, anniversaries, birthdays, and parties. They are also suitable for home use, bars, and restaurants.