- Keep Your Wine Fresh: This 2-in-1 wine bottle stopper with an integrated pump effectively minimizes oxidation by vacuum-sealing your wine. Simply pump until the stopper tightly adheres to the bottle, enhancing the longevity of your wine's taste. - Date Indicator Feature: The top of the vacuum wine stopper features a built-in date indicator that allows you to record the last time you opened the bottle. This helps you effortlessly track when your wine is at its optimal taste, ensuring you never miss the peak flavor. - Easy to Use: To activate the vacuum seal, pump the stopper a few times until it fits securely. Then, rotate the dial to mark the date you wish to remember, making it simple to keep track of your wine consumption. - Superior Quality Materials: Made from high-quality ABS and food-grade silicone, this wine stopper is durable and safe for everyday use. It is BPA-free, odorless, and reusable, making it an ideal choice for both home and professional settings, such as hotels, clubs, and bars. - Versatile Compatibility: The wine stopper fits most standard red and white wine bottles, accommodating those with an inner neck diameter of 18-19 mm. This ensures your wine bottles are well sealed, whether you're enjoying a glass at home or serving guests. Usage Scenarios: 1. Perfect for preserving leftover wine after dinner parties or gatherings, ensuring every glass tastes fresh. 2. Ideal for wine enthusiasts who appreciate different flavors over time but want to maintain the quality of their bottles. 3. A great tool for wine collectors, helping you keep track of when each bottle was opened for the best tasting experience.