This vibrant and eye-catching mug showcases the now scientifically proven, Michigan's Upper Peninsula Copper's role in Bronze Age Europe. Perfect for those who study science and ancient history. It's microwave and dishwasher-safe, with a glossy finish and multiple colors to choose from. Ideal for fans of archaeology and history, suitable for gift-giving on special occasions like birthdays or holidays. Designed by Judy M Johnson, manager of AAPS/Ancient Artifact Preservation Society, Conference on Ancient America, since 2004. Product features - 11oz ,Color inside and on handle - Microwave and dishwasher-safe - Vibrant colors with glossy finish - Eye-catching color contrast - Lead and BPA-free - Clean in dishwasher or wash by hand with warm water and dish soap