Courvoisier 21 Year Old features unique and extraordinary cognac not less than 21 years old, allowing the maturing cognac to blossom and achieve its full aroma and flavour potential. This cognac contains the finest eaux-de-vie from the Grande Champagne cru, that have been aged for over two decades in hand selected Tronais oak barrels. 21 years is the perfect time for these specific eaux-de-vie to develop their full richness and heightened aromatic style.