If you like getting up to mischief then this heat changing mug is perfect for you. The mug declares 'I solemnly swear that i am up to no good' and has footsteps on the reverse. Pour hot water into the mug to reveal the Marauder's Map logo on one side and the names of the founders, Moony, Wormtail, Padfoot & Prongs on the other.
The mug comes in a Harry Potter gift box.
Unsuitable for dishwashers.
Dimensions: D13 x H10cm
Brand: Half Moon Bay
Official licensed product