M1 Men's

Stable, cushioned and built to offer a smooth, robust ride in the longest trail races, the M1 is optimized for the mountains. It features our next-gen JETCELL midsole to deliver unmatched energy return, and a full-coverage outsole with a trio of Vibram technologies for predictable grip in extreme situations Next-gen JETCELL midsole foam delivers our highest energy return and consistent performance with twice the material strength of PEBA. Full coverage Vibram Megagrip, Litebase, and Traction Lug technology. TUNEDFIT Dual Lacing System for separate lace adjustment. Wider base and higher sidewalls enhance stability during long runs. Supercritical foam insole for enhanced energy return and comfort.