Product Details (B - Width):
Designed for logging long miles, this everyday trainer delivers a lively ride and energetic underfoot feel. Softer and bouncier than the previous iteration, the Mach 4 employs a harmonious blend of foams merging an incredibly soft, lightweight foam on top with rubberized foam directly beneath.This up-tempo shoe has been crafted with a new pull tab, revamped upper made from heat pressed TPU embroidered yarns, and a refined collar shape that alleviates pressure on the Achilles. Light, fast and unquestionably responsive, the Mach 4 delivers a daily dose of speed.