Usage Tips: Package includes 24 bottle stoppers—durable, high-quality, and sufficient for daily use and replacements. Practical Bottle Stoppers: These resealable wine vacuum stoppers are designed for use with wine vacuum pumps (pump not included). When used with a compatible pump, they remove air from opened wine bottles to help preserve freshness. Applicable Occasions: Ideal for home use, restaurants, hotels, cafes, and retail environments. The quantity provided meets typical usage needs. Easy to Use: Insert the stopper into the bottle neck and attach it to a vacuum pump. Pump until you hear a click—indicating a secure seal. Simple, efficient, and time-saving. Strong Adaptability: Universal-fit black stoppers designed to fit most standard wine bottles, including red and white wine bottles. No compatibility concerns. Color: Black Material: Food-grade silicone Size: 4.2 x 3.3 cm (approx.) Package Contents: - 24 x wine stoppers Note: Color may vary slightly due to screen settings. Slight measurement variation of ±1–3 cm may occur.