Cardinal FK364 Arcoroc Moscow Mules Mule Cup is the correct vessel for a classic Moscow mule cocktail. The cup is made out of stainless steel with a copper finish to keep the drink ice cold until the next round. Features a curved handle with a smooth finish. Hand wash recommended. - Copper Finish; Stainless Steel - Capacity 16 oz - Diameter 4-3/8 in - Top Diameter 3-3/8 in - Base Diameter 2-1/4 in - Height 4 in - Sold per case; 12 per case