The standard size for a bottle of Champagne is 75cl, equal to 7 glasses. it is the most used size for Champagne. Developed in the Champagne region, is was later spread all over the world for sparkling wines. In 1728 the Champagne producers obtained a regal decree, allowing them to sell wines in bottles and not only in barrels. It can have a peculiar aesthetics, but this bottle is characterised by a thick and heavy glass.