Easy get the most from your bottles of wine with this C-7770 Vacu Vin Wine Saver Vacuum it will extracts the air from the opened bottle and re-seal it with a re-usable rubber stopper. Simply place the re-usable stopper in the bottle and use the C-7770 Vacu Vin Wine Saver Vacuum to extract the air from the bottle, once the vacuum seal is in place a "click″ sound will alert you that the vacuum guaranteed "sound of freshness″ is complete. Each C-7770 Vacu Vin Wine Saver Vacuum comes with one wine saver and one stopper and would be great for any wine lover.