Vacuum pump plug (grey)

General description: These vacuum pump stoppers are used to remove air from opened bottles and reseal them airtight with a special closure. By inserting the reusable rubber stopper into the bottle neck, the air can be removed using the pump. This slows down the oxidation process and allows you to enjoy your wine for several days after opening. Technical specifications: Size: 43 x 33 x 19 mm, Color: Gray, Package contents: 6 vacuum stoppers, Batteries: Not required