Keep Wine FreshThis wine bottle stopper can remove air from your wine bottle, create a vacuum to keep wine tasting new for up to a week! No more bottles of wine will be wasted with our wine storage Easy to useThe wine pump is easy to use and suitable for all kinds of wine bottles, even a child can easily use it. utilize. Step 1, put the small side of the black bottle cap into the mouth of the bottle. Step 2, place the vacuum pump to connect the top of the plug. Step 3, pump in the air until you feel strong air resistance, then it's done! Perfect DesignThe vacuum wine stopper is made of stainless steel which is much more durable than a flimsy plastic pump. With a large capacity barrel, the wine stopper extracts more air with fewer pumps for greater efficiency. The stoppers are made from food grade silicone and the wine stoppers are removable and can be taken apart for cleaning in depth. Safe MaterialThe reusable rubber stopper is environmentally friendly, non-toxic and safe. Our wine bottle air vents come with 4 bottle stoppers, you can taste multiple wines at the same time and don't worry about the wine spoiling. Perfect Gifts for Wine LoversAlways Looking for a gift for a friend or loved one wine lover or connoisseur? Look no further! Try FosFun vacuum wine stopper, have a wonderful wine tasting experience with your friends. It can be used for: different events, wine tastings, festivals, wine bars, restaurants, homes, etc.