Handcrafted Hammered Moscow Mule Solid Copper Mug / Cup, 16 Ounce, Set of 4 Made of 100% solid copper (no nickel or tin lining, no cheap brass handle); Handle is welded to mug -- no rivets which cause leaking once they loosen. Ships with a food-grade exterior lacquer coating to prevent tarnish on your copper cups We stand behind our product and offer you a LIFETIME WARRANTY for any manufacturer defects. Enjoy excellent customer service for your Moscow Mule Mug - 7 Days a week. 16 oz capacity in classic finish and handhammered design in - Keep your favorite beverage cool and refreshing. Used for vodka, tequila, whiskey, beer, rum, ice tea, lemonade, iced coffee; freeze your mug to keep your drink cold even longer. Host parties in style and impress your guests with Moscow Mule Copper Mugs. Lumenon is proud to provide premium maithil art on 100% copper mugs made directly from India. and a healthy drinking ware .