Brand: ON running Condition: good used condition, minor signs of wear HIIT and circuit training The Helion™ superfoam midsole provides powerful energy return while being firm enough to offer stability and control. Added high-grip rubber on the outer forefoot for improved traction, and a roomy toe box for your foot to move naturally. Lacing to stay secure The Cloudpulse features a mesh upper to release moisture and wick away sweat. While internal reinforcements help keep you stable and balanced. Its unique lacing design also increases support and heel hold. Energy and confidence Designed for HIIT and circuit training, this shoe features a heel clip that is connected to the TPU Speedboard® for a more secure hold. The Speedboard® is thicker in the midfoot for support and thinner in the front for flexibility.