[Product Information]

• Extends the life of the wine: Air-tight seal keep wine fresh， champagne carbonated， and other drinks from getting flat or stale.And vacuum pump function to keep wine fresh 10-15 days
• All-in-One Feature:stopper， vacuum， pump combined all in one，convenient for use and carry.Fefect for home use，party，travel，etc
• Easy to use:Just plug the stopper into bottleneck， then push the plunger up and down till you feel resistance and can pump no more.it will be back automatical and then the bottle is vacuum
• Food safety material: Made of durable rubber and hard clear plastic，easy to clean
• Great gift for wine lover. and it fits into all wine bottles and do not leak at all.Diameter details can be found in the pictures