M M1 Size:US 10 R-Value: 4

R-Value: 4

Ghost Seam – Like there's no seam at all

Densolite fiberglass construction: Densolite core embedded in two layers of fiberglass

is abrasion resistant and offers excellent tear strength in addition to a durable water resistance

M M1 Size:US 10 R-Value: 4Mount to Coast's pinnacle trail running shoe engineered for the most demanding terrain. Stable, cushioned and built to offer a smooth, robust ride in the longest trail races, the M1 is optimized for the mountains. It features Mount to Coast's 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. Key Features Next gen JETCELL supercritical