The Nike Free 3.0 shoes offers the extraordinary feel and natural foot movement associated with barefoot training without sacrificing underfoot protection or multi-surface traction.Molded sockliner that mimics the natural curve of the foot for a great fit,free nike runnning shoes comfort and support.Seamless, one-piece mesh upper for lightweight comfort, breathability and flexibility for a barefoot-like fit and feel.Minimalistic, no-sew overlays for support that allows the foot to move in a barefoot-like way.