This high-performance running shoe helps elite runners achieve the ultimate smooth stride with Mizuno’s enhanced SMOOTH SPEED ASSIST (SSA) structure throughout the sole for added stability. The highly-responsive MIZUNO ENERZY XP midsole provides powerful energy return while maintaining superior softness and lightness. With a lightweight G3 outsole for exceptional grip and a monofilament woven upper for a secure, breathable fit, this shoe is built to support speed and endurance from start to finish in the races.