The world's best Champagne stopper? It just might be. From Le Creuset, this was specifically requested by our Champagne buyer. With a single motion, the Champagne Crown Sealer locks carbonation inside champagne and sparkling wine bottles, preserving contents for days with its airtight rubber seal. Airtight seal retains carbonation in a partly-used bottle Slides easily onto the neck of the bottle Beautiful design makes for an eye-catching stopper