Fast Full-marathon Shoes — The Cloudboom Strike provides maximum energy return, cushioning and impact absorption. Discover On’s new road runners. Race day ready, ideal for fast full-marathons. Helion™ superfoam.

Key Features 

• Striking fast racing shoe

• Innovative Bounceboard that propels you forward

• Ultra-responsive Helion™ HF hyper foam for energy return

• CloudTec® elements create a faster, smoother roll-through

• One-piece, mesh upper helps to reduce overheating

• Ultra-cushioned ride protects against impact

• Spoon-shaped Speedboard® Carbon Plate to absorb and transfer energy

• Super powerful take-offs