Vacuum Pump Wine Preserver by Vintage Winers Extend the Freshness of Red and White Wines. 100% Money-Back Satisfaction Guarantee. Remove Air from Your Wine Bottle to Re-Seal and Preserve Wine for Up to 10 Days. To Use: Insert the Universal Wine Stopper Into the Bottle and Pump Until Tension Indicates a Seal is in Place. Includes 1 Wine Saver Vacuum Pump and 2 Vacuum Bottle Stoppers. Designed in the USA! Includes bonus eBook Good Wine Guide (emailed w/in 48 hours).