? Design - Complete your gaming setup with this cool colour-changing cup, its design changes when filled with hot liquid. ☕� Specs - Ceramic coffee mug has a capacity of 520 ml (52 cl) and is made of stoneware. This coffee cup is shipped in a protective box. ? Colour Changing Mug - Coffee mugs made with top quality stoneware for greater conservation and resistance but they are not dishwasher or microwave safe. ☕� Ideal Gift - A gamer gift that will surprise you! Coffee cups and mugs are great as a Christmas gift for family and friends, anniversary gift, valentine’s day gift, mother's day gift, Father’s Day gift, birthday gifts, Thanksgiving Day gifts, New Year's gift, Halloween's gift and many other special occasions. ? 100% Official - At Erik we make sure our products are made of the best materials out there, partnering with the most popular brand and licenses on the market. We pride ourselves on providing quality and durable products since 1997. Check our Amazon catalogue and discover our extensive range of stationery and merchandising products!