Package information: bottle stoppers, which are reliable in quality and sufficient in to easily meet your daily and replacement needs; They are suitable for various occasions and can be shared with your Practical bottle stoppers: these resealable wine pump vacuum stoppers are designed for wine vacuum pumps (pumps are not included), which with vacuum pumps can easily remove from bottles, so wine can be stored and kept Applicable occasions: these reusable wine saver vacuum stoppers are not only suitable for daily at home, but also for restaurants, hotels, cafes, or shopping malls; Sufficient quantities can meet your needs at one time Easy to : you need to insert the wine stopper into the bottle mouth and vacuum pump, to remove the from the bottle until you hear a click, which indicates the bottle has been successfully sealed and easy to , saving you more time Strong adaptability: these black vacuum wine stoppers are of general size, which are almost suitable for wine bottles, such as red wine and white wine, etc.; They are practical helpers without worrying about mismatch color:Black Material:Silica size:4.2 x 3.3cm Package Contents: 24 x wine corks Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm.