When it's cold, the mug is encircled with elegant silhouettes of birds on a wire. Pour in a hot beverage and watch as 18 bird species appear in full color. Go ahead and tweet about it!

Details:
3.5″ x 3.5″ x 3.8″
10oz
Ceramic
Heat activated color changing mugs are microwave safe, but not dishwasher safe. Hand wash only. Don't soak.

By The Unemployed Philosophers Guild