Wine Saver Vacuum Pump with 4 Stoppers, Preserves wine for up to 10 days, Stainless Steel Wine is perishable and air causes it to deteriorate quickly Use this wine pump to remove air from your wine bottle which will preserve taste! Preserves the flavor of opened wine for up to 10 days! Pump the air out of your open wine bottle and seal with a stopper to keep it fresh. Includes one stainless steel pump and 4 stoppers. Dishwasher safe and Reusable. Money Back Guarantee.