SMOOTHEST LACE UP WITH SUPERIOR FLEX!
IPX Chassis: Injection molded Nylon plastic chassis with metal teeth.
Impact GEL: Takes the shock of landings and displaces it from your foot.
Impact EVA: Impact absorbing 3D molded liner bottom with ergonomic contours.
Reflex Liner: Seamless design, heat molded, and nonintrusive back “tweak zone”.
Zonal Lace System: Lacing system allows you to adjust lace tension.
Cuff Stretch Zone: Stretch zone that allows flex with no restrictions.
Upper Velcro Zone: Velcro strap on top cuff to help support