Perfect for a classic "Old Fashioned" cocktail or a whisky "neat" alike, the weight and unique geometry of these DOF glasses will elevate the experience of savoring your favorite aged spirit. Each tumbler holds 10 fluid ounces. Made of solid transparent black lead-free crystal to achieve the distinctive smoke-like appearance. Dishwasher safe. PLEASE NOTE: Sold as a set of two (2) and prices quoted below are per set.