Food Grade MaterialThe surface of the wine bottle stopper is made of food grade PP material and food grade resin rubber, which is hygienic and safe, and can be reused. Keep FreshThe bottle stopper has good sealing performance and is perfect for preventing air leakage and keeping your wine, champagne and other carbonated drinks fresh. Easy to UseYou can easily close and remove these stoppers without the help of other tools. Simply insert the stopper into the mouth of the bottle and press the lever to close. Widely UsedThe universal size of the bottle stopper is suitable for most types of bottles. For example, red wine bottles, whiskey bottles, beverage bottles, beer bottles, edible oil bottles, etc. are used in many places. Package Included: You will get 10 wine stoppers (5 black and 5 white), the size is: height 7cm x width 3.2cm, the diameter of the wine stopper is 1.6cm. Enough quantities for your daily needs. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.