[Perfect Preservation] The bottle stopper is made of metal, ensuring good sealing and no leakage, allowing the wine to maintain its natural and aroma and taste even after opening. 6PACK Wine Bottle Stopper Stainless Steel Reusable Stainless Steel Wine Preserver to Keep Wine [Easy to use] These bottle stoppers are easy to seal and remove - simply insert the stopper into the bottle and press the lever to seal the bottle airtight. If you want to drink a glass of wine, you don't need to take a core every time. [Wine Flavor Preserver] Suitable for most standard bottles of red/white wine. Please enjoy various wines and don't worry about spoilage. [High end ] Brushed design, fashionable design makes your wine bottle look more beautiful.