Fun novelty colour changing mug comes complete with gift box
The unique feature is a printed heat sensitive guage which is designed to resemble a car petrol tank guage
As hot liquid is pored into the mug the guage turns red and gradually rises from the bottom to indicate how hot the liquid is
Size Approx : 10 x 8 cm
Ideal for any occasion or person – birthdays, anniversaries, leaving presents, work colleagues, friends, Mother’s Day, Father’s Day, Christmas stocking fillers or just to buy for yourself!