Infuriate your mates with this Hilarious Colour Changing Mug - £10.00

Infuriate your mates, with one of these colour changing mugs. Remember that thing we all did in the 80s, to annoy your mates? Well now you can do it to your work colleagues too! These magic mugs are black when cold, and change to white when hot, so as soon as you put tea in them, the annoying symbol is revealed! Watch our video on the homepage!

Message reads "oh duck it!" In between the two symbols.

10oz printed ceramic mugs, with the upside

Due to their coating, these mugs are NOT dishwasher safe.

Also available with a personalised design on.