Fine elegance meets pure function with this Riedel Vinum Cognac Hennessy glass. This special stem features a fluted shape, offering a small evaporating surface, which helps to balance the aroma and taste while tempering the alcohol and emphasizing the bouquet. These glasses are made from 24% lead crystal by world-renowed European glassmakers. Each measures 7-1/4 inches high and has a 6-3/4 ounce full capacity.