Keep your wine fresh longer - minimize oxidation by drawing air out of the bottle.Simply pump the clog gently several times until it is firmly suctioned. This helps preserve the flavor of a bottle of wine for weeks rather than days.The ideal solution for the home, bar or restaurant. WON'T LEAK - Rubber vacuum seal fits most wine bottles and other bottles with similar specifications.It preserves better than the original corks and prolongs the freshness of your wine. SAFE AND PREMIUM QUALITY: Ideal for homes, hotels, clubs, bars and much more.The inner layer is made of durable, high-quality food-grade silicone and the outer layer is made of food-grade ABS.Accessories safe for humans, non-toxic and high quality wines. WIDE USE: Fits most wine and champagne bottles.