Who doesn't love a good surprise? With this color changing coffee mug, you're definitely in for a great one. This why not retire mug has a black matte finish when it's empty. But when it comes into contact with a hot beverage, the mug reveals a beautiful print that'll always make you smile when having your drink of choice.
• Ceramic • Black matte finish when cold • Reveals the print when exposed to hot liquids • Dimensions: height - 3.85" (9.8 cm), diameter - 3.35" (8.5 cm) • Made in China. Printed in the USA and Europe
Note that in some instances the coating might not be 100% opaque and an outline of the design might peek through a little. Also, you shouldn't put the mugs in a microwave or dishwasher since it can damage the coating.
The Why Not Retire Matte Black Magic Mug is evocative, to say the least, but that's why you're drawn to it in the first place.