ICO 6.5g Argon Cartridges with White Cap for Wine Preservation, Threaded

Pure Argon Gas: Filled with 6.5 grams of pure argon gas, these threaded cartridges pressurize the wine bottle for a smooth flow out the spout and to preserve the remaining wine.  Perfect Wine Preservation: The gas charger creates a protective gas layer over the wine that remains in the bottle, preserving it for a week, a month or even for a year.   Compatible with Coravin Wine Saver: These argon gas chargers are ideal for use with your Coravin wine saver. Sealing Cap: The white cap on the argon cartridges ensures the gas charger will fit perfectly on the wine saver without leaking. Includes: This box includes 10 cartridges.