Hoka Mach X 3 (Men's)Hoka Mach X 3 EVERYDAY MILES, ELEVATED Bolder than ever before, the Mach X 2 brings the heat to speedwork. WHATS NEW: Youll find a lighter, sleeker upper, increased stack height with more PEBA foam, cutouts underfoot for weight reduction, upgraded winged plate design, and a more aggressive rocker. Key Features FOREFOOT FOCUSED ACTIVE FOOT FRAME SPEED CENTRIC METAROCKER CUSHIONED DUAL LAYER MIDSOLE WITH PLAT LEEK, RACE INSPIRED COLLAR GUSSETED TONGUE