Tankard Large Moscow Mule Copper Mugs, 20 Oz - Handmade of 100% Pure Copper Mug / Cup Size-20 Ounce (2) Tankard Large Moscow Mule Copper Mugs, 20 Oz - Handmade of 100% Pure Copper Mug,Riveted Handles, This eye-catching, 16 ounce, authentic Moscow Mule mug is 100% solid copper throughout, not stainless steel or nickel. 100% Heavy Weight Solid Copper, Food safe laquered finished for long lasting Shine. Designed with smaller sturdy riveted handles that do not freeze your hands while imbibing your favorite cocktails. Hand Hammered Hand Made. Hand Made in india.