100% Copper Mug for Moscow Mule - 16oz Hammered Pure Copper Thick Straight Wall ORIGINAL + GENUINE - These are not like the others! Go for the real deal - get the true experience. NO nickel, tin, or steel - just PURE, solid copper as your mule deserves! GET HAMMERED - Each mug is skillfully hammered to stunning perfection by hand. Thick walls and a classic 16oz size truly make these the PERFECT Moscow Mule mugs! ICE FREAKIN' COLD - An authentic copper mug frosts up in seconds! These mugs get COLD - REALLY cold. Super refreshing with a Moscow Mule! WORLD-CLASS CUSTOMER SERVICE! - 100% LIFETIME GUARANTEE. Join thousands of thrilled mule lovers enjoying our perfect mule mugs!