The wines of Champagne are generally wines of assembly, which makes their particularity compared to the other wine regions. With a few exceptions, such as single-variety and vintage champagnes, they are made from a blend of the three emblematic grape varieties of the Champagne region: Chardonnay, Pinot Noir and Meunier, and from several years of harvesting. From these numerous blends are born the different types of champagnes: brut, rosé, extra brut, non-dosed, vintage, etc.