The Package Includes: The wine bottle stopper has 6 pieces in total, enough quantity, you can use them to store your favorite wine to meet all your needs. . Premium Material: The vacuum wine bottle saver is made of high quality food grade silicone materials, fine workmanship, lightweight and stylish, reusable, can be used for a long time. . Unique Design: The silicone wine stoppers have the ergonomic design, the spout prevents the wine from leaking at any time, even if you invert the bottle, the wine is still perfectly sealed. The taste would be the same as the first time. . Easy Use: Our vacuum wine corks are easy to use, anti-oxidation, just plug the cork into the bottleneck, then push the plunger up and down until you feel resistance and can't anymore. pump. It will auto return and then the bottle is vacuum sealed. .