Designed for versatility this track spike opens you up to a wide range of events. A zoned overlay on the upper adds durability while mesh provides lightweight breathability. A 3/4-length bootie construction nixes layers and weight while adding a comfortable sock-like fit. An arch band helps secure your midfoot. Spike plate extends under the arch for midfoot response and support. Solid rubber in the heel has a horizontal traction pattern for durable grip. Rubber under the heel for ideal traction. 1/4” pyramid spikes and wrench. Last: QR-7. Wt. 6.05 oz./171g (mens size 10). Fits one size small. We suggest you order 1.0 size larger than your normal shoe size.