Hot or Cold Colour & Graphic Changing Mug

Description:
This mug is not only a great conversation piece, it's also very practical. No need to wonder if your coffee has cooled to your perfect temperature, now you can see exactly how much it's cooled.  In durable porcelain, this coffee mug has a temperature activated meter that looks like a fuel gauge. Get to know your perfect temperature, and you'll always know the right time to drink your coffee.

Features:

• High fired ceramic
• Product Dimensions: 4.5 x 3 x 3.8 inches
• Color changing Mug