Mach X 2 Shoe Size:6.5 like the arch and toes

like the arch and toes

no matter what your workout

16% spandex

Get a taste of Altra in a shoe that’s made to help you master the road miles and Stay Out There™

Soft padding along the collar provides a cushioned touch point

Mach X 2 Shoe Size:6.5 like the arch and toesA propulsive speed training partner. Bolder than ever before, the Mach X 2 brings the heat to speedwork. Inspired by the Cielo X1s race ready geometry, we combined an extra resilient PEBA topped midsole and increased rocker profile for an aggressive toe off, then extended the Pebax plate design for enhanced support and propulsion. With an extra breathable and supportive woven upper and a sleeker collar, this speed trainer keeps things light, cool, and