Topo Athletic MTN Racer 4 Running Shoe – Men's color-white 4mm polyurethane insole adds cushioning

4mm polyurethane insole adds cushioning while preserving the ground-feel and natural foot movement FiveFingers are known for

Brushed interior fabric holds warmth without bulk — built for frosty morning runs in Southern winter conditions

Built for men who push hard on technical singletrack and ultra-distance courses

J-Frame technology guides your foot through each stride without the stiffness of traditional stability shoes

and the helmet-compatible hood with flexible peak handles whatever the sky throws at you

Topo Athletic MTN Racer 4 Running Shoe – Men's color-white 4mm polyurethane insole adds cushioningBuilt for technical mountain terrain and long distance racing, the MTN Racer 4 is our pick for runners who push hard on steep, rocky trails. ZipFoam cushioning keeps the ride lively and light, while a Vibram Megagrip outsole holds traction on wet and dry surfaces. The wide anatomical toe box lets your foot splay naturally a big deal on those long descents. Vibram Megagrip outsole grips wet rock, roots, and loose dirt without sacrificing durability