There are 6 stoppers in a set, which are easy to clean and carry. Keep your wine fresh longer: Helps retain the taste of wine, keeping it fresh in a way simple up to 15 days. Our improved vacuum stopper has a built-in vacuum pump. Simply insert the cap into the bottle and let the air escape from the upper and lower pump rods until you feel resistance Leak-proof seal: seal to every time. So you can safely put the bottle in the fridge. The cork can be easily removed by shaking it left and right, so you can enjoy different kinds of wine, champagne and other drinks freely High quality material: the wine stopper is made Made of ABS and food grade silica gel. Contains no offensive toxins, will not damage your wine and other champagnes, will never change the taste, will not absorb odors. This wine saver is easy to clean, making maintenance easy Wide range of uses: The vacuum pump storage stopper is not only used for wine bottles. They apply to most cork or screw caps. Use them to keep everything from oil, beer, champagne to mineral water in line with the inside diameter of the cork. It is also a gift for weddings, festivals, birthdays, anniversaries and other gatherings. Due to factors such as manual measurement and display differences, there may be slight differences between individual products and images, I apologize.