Krown Kitchen - Hammered Moscow Mule Copper Mugs Set of 4 | 16 oz Pure Copper - The True Authentic Moscow Mule experience. 100% solid copper; NOT lined with tin, nickel, or steel Amazing Value - Includes 4 mugs, 4 coasters, hand size recipe book, cleaning cloth, and copper shot glass The Perfect Gift - wedding, christmas, birthday, anniversary, fathers day, mothers day, etc Tarnish Resistant - Includes food grade lacquer coating that reduces tarnishing; simply scrub away the tarnish if you do not like the antique look Great For Home Decor - The copper mugs are stunningly beautiful and will get a lot of attention from your guests