Show them what you're made of in the Saucony Spitfire sprint spikes. Designed for dominating shorter, explosive sprints, these spikes feature a lightweight yet structured fit for supreme control while traveling around the track at high speeds. Upper: Lightweight synthetic upper offers breathability, support, and a more comfortable fit. Flat laces reduce irritation and pressure points. Padded heel collar enhances comfort. Midsole: Molded quarter cage for lightweight support.Outsole: 7-pin Pebax® spike plate configuration provides the best possible propulsion. Comes with 14 spikes and a wrench.