Additional rubber coverage on the outsole improves durability and traction

The fifth generation's durable low cushion platform balances flexibility and ground feel with optimal comfort

The rocker design allows for a smooth and comfortable ride

MEN Discover the game-changing comfort of Atmos

MTN Racer 4 Size:7.5 Additional rubber coverage on theWOMENS A fan favorite for race day and daily training, the Topo Athletic MTN Racer 4 offers rugged performance on technical trails. A 33 x 28 mm platform delivers underfoot cushioning and a protective barrier between you and the ground. Our new upper is fine tuned for performance on technical terrain. The MTN Racer 4 now features our FKT insole, allowing for faster water drainage and added rebound, while our improved gaiter attachment system keeps out