General description Used for wine preservation, the Wine Pump Stainless Steel Vacuum Pump effectively removes air from wine bottles, creating a vacuum that keeps wine tasting fresh for up to a week. This innovative wine preserver ensures that no wine is wasted, making it an essential tool for wine lovers. Technical specifications Material: Stainless steel and food-grade silicone Includes: 4 reusable bottle stoppers Design: Durable and easy to clean Installation Step 1: Insert the small side of the black bottle stopper into the mouth of the wine bottle. Step 2: Attach the vacuum pump to the top of the stopper. Step 3: Pump the air out until you feel strong air resistance, indicating the vacuum is created. Usage Ideal for preserving wine at home, during events, wine tastings, festivals, wine bars, and restaurants. Allows enjoyment of multiple wines simultaneously without the worry of spoilage. Other information Safe and eco-friendly materials used in the construction of the pump and