Nov 25, 17 · The Nike Free 50 is the successor for the Free Run 3 This was my first time running in the Free/Free Run, and so I was excited by the opportunity to review the Free 50 And while this shoe is often marketed as "minimalist," I felt it could easily serve as a daily trainer for the biomechanically efficient runnerNike Free hits the same barefoot benchmarks first measured in the lab balanced heeltotoe pressure gradients, a 33degree toeoff angle, and a more neutral pronation pattern Once the study of barefoot running was complete, the team got started on the initial designsFree shipping and returns on Nike 'Free 50 14' Running Shoe (Men) at Nordstromcom An updated, superlightweight running shoe features a smooth, glovelike fit designed to mimic barefoot running with the support of a Flywire truss system for supreme lockdown Woven mesh panels at the toe box and back heel keep you comfortable as the hexagonal cuts on the sole allow you to Black Nike Free 5 0 Sho