AS SEEN ON SHARK TANK! Some people think we were nuts to walk away from a $400k offer, others think we were insane to even consider it! Either way, Xero Shoes has become one of most successful producA ONE QUESTION QUIZ: Do your feet feel better at the end of the day than they did at the beginning? If not, it??s because your current shoes aren??t letting your feet do what??s NATURAL ?C bend, flex, move, and safely feel the world. Xero Shoes let them do that. Feeling good all day starts with your SOLE. soleThe lightweight, flexible performance shoe for road running, trail running, fitness, CrossFit, hiking, and more…Foot-first design. Wide toe boxes let your toes spread and relax. Zero-drop, non-elevated sole for proper postureLow-to-the-ground for balance and agility. The flexible sole lets your feet bend and move naturally.FeelTrue sole gives you great traction, protection, and the stimulation and feedback your feet and brain want.IMPORTANT SIZING NOTE: As of August 20, 2019 the Prio was resized to fit true to size. We recommend ordering your typical shoe size. Of course, if this isn’t correct, you can exchange it for the right size.