The Moscow Mule was a popular cocktail in 1950s that was made with vodka, ginger beer, and lime served up in a copper mug. These cool new Copper Moscow Mule Shot Glasses now make it possible to enjoy this classic cocktail properly in shot glass form. This set of four shot glasses are uniquely handcrafted from quality copper with a nickel lining and a protective coating to decrease tarnishing. It includes the recipe for the moscow mule or just fill them up with your favorite poison.