Cathy's Concepts Personalized Moscow Mule Copper Mug with Polishing Cloth, Letter G Free personalization: copper mug engraved with a single block initial at no additional cost A classic 100% copper mug used for serving the Moscow mule cocktail; features a riveted handle Holds 17 ounces 4" height with a 3.5" Diameter Hand wash only with warm water & mild dish soap; see enclosed instructions for further assistance; please note: copper naturally patinas over time