Package information: you will receive 27 pieces of bottle stoppers, reliable in quality and sufficient in quantity to meet your daily use and replacement needs; suitable for various occasions and can be shared with friends. Practical bottle stoppers: these resealable wine pump vacuum stoppers are designed for use with wine vacuum pumps (pumps not included), helping to remove air from bottles to extend the freshness and shelf life of wine. Applicable occasions: these reusable wine saver vacuum stoppers are ideal for home use, restaurants, hotels, cafes, bars, and other commercial settings; ample quantity provided to meet multiple needs. Easy to use: insert the wine stopper into the bottle neck and use a vacuum pump to remove air until a click is heard, indicating a successful seal; simple and time-saving operation. Strong adaptability: these black vacuum wine stoppers are standard sized and fit most wine bottle openings, including red wine and white wine bottles; practical and compatible without concern for size mismatch. Color: black Material: silicone Package Contents: 27 x Wine bottle stoppers