The revolutionary Nike Free sole features a tri-star pattern that expands and contracts in every direction, following the natural motion of your foot.
Ultra-soft foam cushioning helps to absorb impact while giving you a plush feel from the whistle to the finish line.
A lightweight knit material offers excellent ventilation and durable support on every run.
No-sew overlays add durability at the heel. Rubber sections at the toe and heel of the sole add traction and durability.