Dios 2-Ounce Solid 100% Pure Copper Moscow Mule Shot Mug, Measuring Glass (Set of 4) Handcrafted 100% Pure solid copper shots and solid brass handle.  Perfect for cocktails, beer, and even iced tea.  These mini Moscow Mule mugs are sure to be a hit at your next party.  Easy to grip brass handle is contoured to perfectly suit the shape of the hand.  Simple to clean just wipe them with a damp cloth and they're ready to go for next time.  Warranty Not Included.