The Adidas Adizero Prime SP2 is a sprinting spike that is best for advanced runners competing in short-distance track events. It is a unisex lightweight spike that is specially developed for sprinting and works best on short distances of 60 to 400 meters. It has a featherlight mesh upper that locks in your foot and Lightstrike cushioning to help reduce fatigue. It also has a carbon and nylon spike plate that gives you ultralight stiffness