Vinus Vacuum  Wine Saver works in conjunction with Vinus Vacuum Stoppers  and most other brands of wine saver stoppers. Insert stoppers into the open bottle and work pump until resistance is felt store wine in a cool place away from direct sunlight for best results. Removing oxygen from open bottles helps to keep your one fresh  for extended periods. Enjoy a little wine often or several different wine styles at the same time without wastage.