COLLECTOR’S EDITION: The mug is inspired by the classic video games first released in the 1980s. Whether a quirky Secret Santa gift or a level-up bonus for a Mario obsessed fan, this is a great gift. CONVERSATION STARTER: Whether you’re an avid coffee or hot chocolate drinker, this Super Mario Bros. Heat Change Mug –Collector’s edition will sure to start conversation in the office or coffee shop. HEAT CHANGING: When cold, displays a plain Mario level background, but when a hot drink, background changes color and extra details appear, such as coins, enemies, clouds, and Mario himself. PERFECT GIFT: Perfect for Nintendo, Super Mario Bros., Video game, or classics fans. This Heat Changing Collector’s Edition Super Mario Bros. Mug will make their day and become their favorite cup! OFFICIALLY LICENSED: This Collector’s Edition Mug is an Officially Licensed Product of Nintendo. NOT safe for dishwasher use nor microwave use. Standard sized drinking mug, capacity 300ml.