Simply raise this mug to your lips and sip. Watch the reaction when a student, co-worker, or spouse absorbed in charged emotional discussion, looks at your finger taping a selected logic fallacy. 

Perfect gift end of the year obligatory gift or add to your Provokoloko collection of coffee table conversations starters. 

15 oz black coffee mug

.: Black ceramic
.: 15 oz (0.44 l)
.: Rounded corners
.: C-handle
.: Dishwasher safe