KEEP YOUR WINE FRESH LONGER - Minimizes wine oxidation by drawing air out of the bottle. Simply pump the vacuum wine stopper several times until it is secure. This will help preserve the flavor of a bottle of wine for weeks rather than days. The perfect solution for your home, bar or restaurant. No spills or leaks - Rubber vacuum seal fits most wine bottles and other bottles of similar specification. Wine savers store better than original corks, extending the freshness of wine. DATE INDICATOR DESIGN - Number/date on top to record the last time you opened the bottle. Simply turn the dial to indicate the desired time. SAFE AND HIGH QUALITY - Perfect for home, hotel, club, bar, etc. The interior is durable food grade silicone and the exterior is food grade ABS. High quality wine utensils, harmless to the human body, non-toxic.