This set of four medium-sized mugs is perfect for any occasion and features a cute duck design. The mugs are made of ceramic and porcelain, and are microwave and dishwasher safe. They have a capacity of 12 oz and keep your beverage hot or cold for up to 2 hours. The round shape and white color make them a great addition to any collection or a unique gift for teens, boys, girls, or unisex adults and kids. The set includes coffee mugs and is an original Mads Stage Danimerco product from 1986.