Remember the shirts that changed color as you get hotter. Well not to many people do, but I have to say this is a great use of the technology, You will never burn your lip wondering if its ready to drink!    Available at Charles and Maria, today for 25.00

“At plain sight it is a standard black mug as they come a dime a dozen and in big white letters it say COLD. Nothing fancy, but once you add the hot beverage of your choice, the mug changes color and is turning white and in big black letters it states: HOT”