W MTN Racer 4A 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

This lightweight

Merrow hem detail

OPTIMIZED CAGE FIT: The Podium bike squeeze bottle is engineered to fit securely in a variety of bottle cages

Feel: Loosely woven

every gram counts

The boot won't be damaged by the heating element

Fresh + secure feel: A broad base platform underfoot with higher sidewalls cradles the foot so you can roll smoothly with peak protection mile after mile

but the Smith x Aleck Nunchucks make every run better

LITE GRIP: Designed for our new throwback fish-shape

Bungee Overflow: Ideal for when you need an extra layer or a light jacket

The ATC-XP is the next evolution of Black Diamond’s ‘Air Traffic Controller’

Built for Comfort and Fit