stability and natural range of motion. the nike free run 2 little girls' running shoe delivers lightweight support and natural flexibility with cut-out synthetic overlays on top and deep outsole flex grooves underfoot.. benefits. mesh upper with cut-out synthetic overlays for breathability and lightweight, flexible support. velcro ® brand fastener for adjustable lockdown and support. inner-sleeve construction for a snug, sock-like fit with enhanced breathability. fused phylite midsole and outsole for an ultra-lightweight, resilient ride. deep flex grooves throughout the outsole for natural range of motion. waffle lugs at the outsole for impact absorption and traction. nike free origins. after learning that stanford athletes had been training barefoot on the university's golf course, three of nike's most innovative and creative employees set out to develop a shoe that felt natural and weightless, similar to bare feet. in 2002, they examined a group of men and women with pressure-measuring insoles taped to their feet, using high-speed cameras to capture images of each foot in motion.. the team spent eight years studying the biomechanics of shoeless running. the results yielded a profound understanding of the foot's natural landing angle, pressure and toe position, allowing nike designers to build an unconventional and flexible running shoe from the inside out..


Download the App
for the best shopping
experience!