A high-performance racing shoe engineered for speed and efficiency, ideal for marathon runners seeking maximum energy return and comfort.
- Ultra-responsive Helion™ HF hyper foam for superior energy return
- Carbon fiber Speedboard® enhances propulsion and efficiency
- CloudTec® elements provide a smooth and cushioned ride
- Breathable, one-piece mesh upper reduces overheating
- Lightweight design at approximately 219g with a 4mm heel-to-toe drop





















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