On Cloudspike Amplius 2 - Mens Size:11 (US) Fine-tuned for marathon speed

Fine-tuned for marathon speed

The convertible mitten design adds an extra layer of warmth when you need it most

led by industry specialist Wouter Hoogkamer

Powered by Helion™ HF

Simply remove the bands with a slide of the bar

On Cloudspike Amplius 2 - Mens Size:11 (US) Fine-tuned for marathon speedYour long distance track spikes. A perfect combination of cushioning and energy return for races up to 10,000m. Key features Weight: 157. 3g Highly responsive Helion HF hyper foam midsole Massive energy return Lightweight one piece upper Five spikes For long distance track events Nylon blend Speedboard for midfoot stability World Athletics approved forefoot stack height below 20 mm Powered by Helion HF