Experience Wine Differently - Best-in-class wine preservation system keeps your wine safe from oxidation, allowing it to continue to age naturally. Enjoy Wine On Your Own Terms - The Coravin Wine System lets you pour wine effortlessly without removing the cork, so you can enjoy the rest of the bottle for weeks, months, or even years. Best-in-class wine opener - Specially designed coated wine needle pierces gently through your wine cork allowing you to pour wine both quickly and smoothly. Argon gas, an inert gas used in the wine-making process, then enters the bottle protecting the remaining wine from oxidation. Easy To Use - Press the trigger to pressurize the wine bottle, release to let wine pour out. The ergonomic handle and angled spout make wine pouring easy.