This champagne stopper is engineered to preserve bottles to the last drop. With just a few turns, it provides an airtight seal you can see with the built-in seal indicator. Qty: 1 fits standard bottles ergonomic grip patent pending host's beverage accessories are developed through meticulous testing and revision for uniquely functional items designed to keep drinks colder, longer. From chilling wine glasses filled with active cooling gel to insulated beer freeze cups, cocktail glasses, ice cream bowls, and champagne stoppers, host offers practical, giftable life hacks in the form of glassware that serves as wine chillers, frozen margarita glasses, and can coolers.