The forefoot zone employs flex grooves that allow natural foot flexion during toe-off, best running shoes for speed.

Behold the lightest most responsive Mach to date. This lively trainer has been fine tuned for extra energy return with a super critical foam midsole and updated for enhanced durability with strategic rubber coverage in the outsole. Implementing speed focused design details throughout: a new creel jaquard upper with zonal breathability and an internal gusset to deliver the foot hugging comfort to set your new PR.

What's new: You'll find a super critical foam midsole, along with creel jacquard upper and refinements to the collar and tongue.

The outsole's multi-directional lug pattern delivers reliable traction on both wet and dry pavement, on cloud shoes running.