Nike’s lightest sprint spike designed for the serious 100-400 meter sprinter who craves lightweight and flexibility. Minimal, light and uniquely crafted synthetic (perforated) leather upper adds lightweight breathability and support, integrated forefoot lockdown. Low-profile midsole. Flexible Pebax® plate lets the foot act naturally on the ground for great performance, five removable pin plate. Wt. 5.5 oz.