1. Wine bottle stopper 2. With piston design, make the bottle vacuum to keep surplus wine fresh 3. Tapered shaped, fit many wine bottles 4. Made of cork material, safety and keep the bottle rigorous 5. Suitable for beer bottle, wine bottle and red wine bottle, etc 6. Just fill in the bottle and push-and-pull to keep the air out of the bottle, easy to use 7. Good present for wine lover
