Features 100 brand new, high quality Material plastic and silicone Length about 12.5cm4.9inch Fits all bottles, suitable for sealing wine, champagne, beer. Easy to use, just insert the cork into the bottle neck and pump to remove air. The cork is washable and reusable and can be used with or without a winesaving pump. Made of highquality plastic and silicone material, nontoic, durable, strong, environmentally friendly and healthy to use. The wine sealing bottle vacuum pump is used to preserve your wine for later use and includes two rubber stoppers that create an airtight vacuum seal. Since the measurement of the opening is indicated horizontally, there is an error of 12cm. All product images are taken in kind. Differences in light and computer monitors may cause color differences with the actual products. The final color will be dominant in nature. This package includes 1Vacuum sealer for wine bottle 4cork