Nike Boys Free RN 2 PSV - Running shoes - Blue
NATURAL COMFORT The Free RN 2 Younger Kids' Running Shoe combines a lightweight, breathable upper with the cushioning and flexibility of a Free sole. Benefits Knit upper with overlays for supportive comfort Hook-and-loop strap offers a locked-in feel Free sole for lightweight, flexible cushioning Rubber outsole sections in the heel and toe for durable traction Tri-star flex grooves allow natural motion in all directions Free OriginsAfter learning that Stanford athletes had been training barefoot, three of's most innovative and creative employees set out to develop a shoe that felt natural and weightless, similar to bare feet. The team spent four years studying the biomechanics of runners' feet in motion. The results yielded a profound understanding of the foot's natural landing angle, pressure and toe position, allowing designers to build an unconventional and flexible running shoe from the inside out.