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 synthetic leather for enhanced control when burning the curve. Comes with 6mm pyramid spikes and wrench.