The Coravin Pure Argon Capsules are essential for wine enthusiasts who want to preserve their wine without compromising on quality. Each capsule contains pure argon gas, which is inert and helps protect the wine from oxidation. Designed for use with Coravin wine preservation systems, these capsules ensure that you can pour a glass of wine without removing the cork, allowing the remaining wine to stay fresh for weeks, months, or even years. This pack includes six capsules, providing ample supply for multiple uses