Cyclone 2 Shoe Size:8.5 With Altra’s signature FootShape™ fit

With Altra’s signature FootShape™ fit

this trainer creates a lighter and softer cushioning experience

Actuator is kept in place no matter the activity level

single-layered lens (optional)

from your 1st run to last run

Cyclone 2 Shoe Size:8.5 With Altra’s signature FootShape™ fitDiscover our lightest and fastest shoe ever. The new upper features an airy mesh for excellent breathability, with a fit so light and secure it disappears around the foot as you move. The new full Pebax Powered performance midsole delivers a highly responsive, seriously lightweight, and energetic ride. The rocker design aids in a fast transition, while the lightweight die cut rubber outsole offers weight relief with optimal traction and durability.