Updated Clutch Fit technology breathes, stretches & supports the foot better than ever before External heel counter & internal shanks deliver stability & support Innovative bear-trap lacing system connects to the tongue for a tight, locked-in fit Achilles pillow provides additional padding & comfort around the heel Die-cut, moulds to the shape of the foot Charged Cushioning placed under the heel to help absorb heavy impact & convert it into responsive comfort Full-length Micro G foam layer turns cushioned landings into explosive take-offs Herringbone outsole with strategically placed diamond-shaped insets for enhanced control & traction