Brooks Spikes 1000331 QW-K v4 (Unisex)

Maximum efficiency-Get up to speed with an aggressive spike plate and internal nylon plate that maximizes the rigidity-to-weight ratio 

Optimal traction-The 7-spike configuration is designed specifically to provide a powerful grip 

Sock-like fit-A new engineered mesh upper offers ventilation and is designed to promote powerful toe-offs

Unisex-For women, we recommend ordering 1.5 sizes down from your typical shoe size.