Features: Gift: This wine saverkit not only has practicalperformance, but also features exquisitepackaging, which is a gift for any wine enthusiasts. Practical Material: The wine saver is made of Acrylonitrile Butadiene Styrene plastic, smoothsurface and sturdy quality; the wine stopper vacuum are made of practical silicone, soft andodorless, and can be used for a long time. Keeping Wine Fresh: The wine preserver can remove air from the bottle, create a vacuum, and maintain flavor of the wine for up to 10day. wine will not leak You will be able to seal your favorite wine and it will not leak. NosmellUpgraded silicone provides better airtightness, prolonging and preserving thefreshness of wine. Practical Compact and convenient, it does not take up space and is easy to store. Usage: Step 1: Insert thecork into the bottom - Step 2: Place the wine pump on top of thecork - Step 3: Pump about 15-20 times, you will hear the sound of dripping, hit again 5 times - Step 4: Stop pumping, take away the wine pump and seal the bottle Specifications: Material: Rubber, Plastic Size: Wine Pump: Approx. 12.8x7.35cm/5.04x2.89in Stopper: Approx. 3.3x4.2cm/1.30x1.65in Package Includes: 1xWine Pump 4xVacuum Wine Stopper note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.