Middle finger coffee mug only when hot, hide when cold. Give them the FINGER until you have had your coffee Color Morphing Mug, 11oz

Have you ever wanted to give someone the finger before you had your cup of coffee?  Here you can!!  As your cup cools you will slowly lower you finger and hostilty.  Once cup cools and you finish your hot cup, this cup turns black and hides your middle finger. This one changes color and will be the gift that keeps on giving. The heat-reactive surface reveals your custom designs once the mug gets warm. The ceramic cup will go back to its original black outside and white inside when it cools down. The C-shaped handle helps keep a sturdy grip. It comes in one size – 11oz (0.33l) – plenty for that big morning cup of coffee.

.: One size: 11oz (0.33 l)
.: Ceramic material with black exterior and white interior
.: Lead and BPA-free
.: Heat-reactive design
.: Glossy finish
.: NB! Hand wash recommended