guiding you to achieve efficient

EXTERNAL COMPOSITION:

Merino wool mix for good thermal insulation

Seamless Chamois

So soft and weightless

Topo Athletic | MTN Racer 4 | Men's | Black/Yellow Size:9.5 guiding you to achieve efficientMORE 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