This elite-level super shoe features re-engineered components and geometries that provide marathon runners of all levels with soft, responsive cushioning, absorbing impact, maximizing efficiency, and boosting confidence to reach their goals.

The glass fiber-infused Speedboard® enhances efficiency and confidence. Its geometry is engineered to support all types of running styles. Combined with Helion™ HF and a cushioned heel, landings and push-offs feel energized and comfortable.