Nike Men's Free Rn Flyknit 2018 Running Shoe

Nike Free RN Flyknit 2018 Men's Running Shoe is the lightest in the Free RN family. Its sock-like upper has more stretch yarns than previous versions, so it hugs your feet more than ever. The innovative sole has an updated construction, yet still expands and contracts with every movement.
synthetic-and-rubber
Flyknit constructed upper delivers zoned stretch and support.
Dual-density midsole and tri-star outsole provide flexible cushioning.
Dynamic heel is stretchy for a snug, adaptive fit.
Minimal, molded sockliner mimics the curvature of the foot to add support.
Texture has been added under the toe and heel to enhance traction in these high-abrasion zones.