Nike Free 5.0 2015 - Women's This winning combination of cushioning and natural motion is back and better than ever. Set yourself free with this lightweight fit and extremely flexible ride. A combination of sandwich mesh and dynamic Flywire technology in the upper creates a breathable feel and a secure fit. Phylon midsole features flex grooves that allow your foot to move naturally through the gait cycle. A new flex pattern in the outsole allows six directions of motion for extreme flexibility. Strategically placed rubber lugs lend durability where you need it most. Wt. 6.4 oz.