Mad Monkey Mug with World Map Colour Changing Day and Night

COLOR CHANGING AS DAY AND NIGHT The Day & Night coffee mug is a fascinating mug with world map that changes according to temperature. When the mug is cold, you can see a dark world map depicting the night. When you fill in hot water, the world map becomes bright and shows the day side of the earth Where to go next? This funny mug is for anyone who loves to travel or interested in geography. The day and night mug shows a detailed world map that depicts all continents, countries and oceans. Extraordinary gift: with this colour changing coffee mug you will make your friends, family or work colleagues a great joy Cleaning: so that you can admire your day and night cup for a long time, we recommend cleaning by hand