This Silicone Wine Stopper is made of food grade BPA-free silicone, eco-friendly, odorless and practical, reusable and easy to clean, with a strong sense of tightness that keeps your wine fresh and preserves the taste for weeks A sealed, leak-proof convenient way to take leftover beverages away! The snap-on Silicone Wine Stopper is suitable for large wine bottles such as wine bottles, beer bottle