Engineered for ultra-distance racing across technical terrain, this shoe incorporates a Cloud Tec® cushioning system and Helion™ HF hyper foam to provide impact absorption and energy return. The design ensures stability and control during long-distance runs. Cloud Tec® cushioning system dual-density Helion™ HF hyper foam nylon Speedboard® Missiongrip™ outsole durable upper secure, technical fit
