If you already loved the Superior, you are in for a treat. The Superior 4 is even lighter, grippier and sleeker. It features a knit, wrap-around style upper to more security, plush yet resilient Altra Quantic midsole and sticky MaxTrac rubber outsole. The rounded heel style and updated lug pattern tops off this light weight trail crusher.
Weight: 6.6 oz / 187 g
Insole: 6 mm Contour Footbed with removable StoneGuard
Midsole: Quantic with InnerFlex
Outsole: MaxTrac Rubber with TrailClaw
Stack Height: 21 mm
Upper: Seamless wrap-around engineered knit
Altra creates innovative and highly advanced running shoes for people who demand nothing but the best. This company is owned and operated by people who understand the challenges faced by runners every day. Over the years, Altra has created a number of high-performance running shoes that challenge conventional design and reduce the risk of injury.