Train fast and stable in the Altra Impulse. Designed to tackle your daily training miles with a little speed, this lightweight shoe uses a responsive midsole on a zero-drop platform to help you maintain a more natural footstrike. StabiliPod technology at key zones of the foot provide mild support from overpronation, and a breathable air mesh upper keeps your feet comfortable over long distances.
Midsole
Ultralight EVA midsole foam for lightweight, durable cushioning.
A-Bound is a recycled, environmentally friendly midsole compound for resilient underfoot protection.
StabiliPod provides support through the three natural stability zones of the foot.
Built-in Varus Stability Wedge offers support for overpronation without pushing up the arch like traditional stability devices.
Natural Ride System (NRS) design includes a more natural, foot-shaped last, zero millimeter heel to toe drop, and metatarsal-specific
Natural Foot Design follows the natural shape of the foot for ultimate comfort.
Upper
Quick Dry Air Mesh wicks water away from your foot while remaining light and breathable.
Heel Claw construction uses a snug fit around the heel for added support.
A-Wrap design holds feet securely around the midfoot and allows for a roomy toe-box.
Support Insoles are 5mm-thick removable insoles designed for runners needing more traditional support and a molded arch.
Strobel Last with the upper stitched to full length fabric for a comfortable underfoot feel.
Outsole
FootPod Outsole follows the natural construction of the human foot for maximum flexibility and a responsive ride.
