Sertodo Copper CMJ-12-2 Derby Mint Julep Cup, Hand Hammered 100% Pure Copper, 12 oz, Set of 2 100% PURE COPPER - inherently clean material with strong antimicrobial, antibacterial and antifungal properties CAPACITY - 12 fluid ounces DIMENSIONS - 4 inches tall SUPERIOR QUALITY - our hammer polish beats shine, beauty and durability that lasts for generations NO LACQUER - or coating on our copper will wear off unevenly or into your food/drink