Features: This wine saver kit offers practical performance and comes in exquisite packaging, making it an ideal gift for wine enthusiasts. Practical Material: The wine saver is made of Acrylonitrile Butadiene Styrene plastic, with a smooth surface and sturdy quality. The wine stopper vacuum is made of practical silicone, soft and odorless, designed for long-term use. Keeping Wine Fresh: The wine preserver removes air from the bottle, creates a vacuum, and helps maintain the flavor of wine for up to 10 days. The seal prevents leaks, allowing you to preserve your favorite wine effectively. Odorless: Upgraded silicone provides improved airtightness, helping to prolong and preserve the freshness of wine. Compact and convenient, it is easy to store and does not take up much space. Usage: Step 1: Insert the cork into the bottle neck. Step 2: Place the wine pump on top of the cork. Step 3: Pump approximately 15–20 times until you hear a dripping sound, then pump an additional 5 times. Step 4: Stop pumping, remove the wine pump, and leave the stopper in place to seal the bottle. Specifications: Material: Rubber, Plastic Size: Wine Pump: Approx. 12.8 x 7.35 cm / 5.04 x 2.89 in Stopper: Approx. 3.3 x 4.2 cm / 1.30 x 1.65 in Package Includes: 1 x Wine Pump, 4 x Vacuum Wine Stopper Note: Please allow 1–2 cm error due to manual measurement. Please ensure you are comfortable with this before ordering. Due to differences in monitor displays, the image may not reflect the actual color of the item.