Don’t Fear the SpeedWhen you throw on the Nike Men’s Zoom Rival S 9, you’ll understand what speed feels like. Own the track — the S 9 is built for events between 60 and 400 meters long, and is also designed for long jump and hurdles. Supremely lightweight, this shoe hugs your foot with a 3/4-length inner bootie for extra stability and snugness. This inner bootie is the shoe’s true master stroke, as it provides the same structure as multiple layers of upper material.Complete Traction ControlTake off like a bullet as soon as the start pistol goes off. The S 9’s eight-spike plate includes 1/4-inch pyramid spikes and a wrench for adjustment. The midfoot and heel feature synthetic overlays for extra support, while the rear outsole is treaded rubber for reliable traction with every touchdown. Cross the finish line ahead of the pack with this game-changing sprint shoe.Nike Men’s Zoom Rival S 9 features:3/4-length inner bootie cuts weight and adds structure.Soft EVA sockliner provides instant fit.Synthetic overlays on heel and midfoot for additional lockdown.Eight-spike plate gives you instant speed.Heel features omnidirectional treads for secure grip.1/4-inch pyramid spikes and wrench included.Wt. 6.2 oz. Nike Zoom Rival S 9 - Men's Sprint Spikes - Black / White, Size 12.5.