Merino wool mix for good thermal insulation

preparing for race day

guiding you to achieve efficient

Draws sweat off of the skin

Topo Athletic | MTN Racer 4 | Men's | Black/Yellow Size:9.5 Merino wool mix for goodMORE COLORS The Topo Athletic MTN Racer 4 is your go to trail running shoe for high performance across any terrain. While the name may hint at race day speed, this versatile trail shoe goes well beyond racing. Designed for everything from daily miles to long runs and technical descents, the MTN Racer 4 delivers unmatched performance, agility, and comfort in rugged environments. At the core of this trail powerhouse is Topo's ZipFoam midsole, which