Solid Copper Unlined Hammered Moscow Mule Mug 4 Pack - 16 Oz. * Twilight Parties* Set of 4 Unlined Solid Copper Mug - 16 oz Beautiful High Luster Finish Enjoy with Moscow Mule, Beer, Coffee......... Wipe clean with warm damp cloth and hand dry clean Not for use in microwave or dishwasher