The Brooks Women's Mach 19 Spike racing shoe weighs nothing and wins everything thanks to maximum efficiency, optimal traction. With an updated spike plate enhances durability and offers the rigidity needed to race aggressively and dig into soft terrain. Also it has an aggressive lug pattern enhances traction on any surface. The hybrid spike design works well on tracks and cross-country courses. Lightweight woven uppers maximize durability for high-level performance race after race.