Whether it's the 100m, 200m or the short hurdles, the SonicSprint is ideal for top level sprinters seeking a high performance shoe for fast times on the track. The sturdy Pebax Plate of the SonicSprint provides a great platform for building speed from the gun. The removable 6-pin spike configuration is positioned to the exact needs of sprinters for start, push and finish. The form-fitting upper of the SonicSprint model features lightweight yet supportive materials for enhanced control when burning the curve. Comes with 6mm pyramid spikes and wrench.