Old Dutch International Straight Sided Hammered Moscow Mule Mug, 14-Ounce, Copper, Set of 4 The mug of choice when serving the Moscow Mule-a refreshing cocktail made from a blend of vodka, ginger beer and lime juice Given a special, tarnish-resistant exterior coating that keeps the outside of the mug bright and tarnish-free for years Each mug is individually packed in full color gift box for handy gift giving Packaging includes the legend of the Moscow Mule as well as recipe and care instructions Feel free to use it for beer, soda or any other cold beverage!