Mr. and Mrs. Copper Mugs for Moscow Mules - 100% pure copper - etched Set of 2 Mr. and Mrs. pure copper Moscow Mule mugs, 14 ounce size NOT tainted by Nickel, Steel, Aluminum or other metals Food-safe lacquer coating helps preserve beauty and luster Perfect size for a Moscow Mule - Also great for other cold beverages - Keeps drinks cold and delicious! Order with confidence - We offer a 100% Satisfaction Guarantee!