Stretch bungee lacing system provides ease of entry built to slip the shoe on & off. Lightweight, engineered mesh upper is extremely flexible & breathable, with synthetic overlays for added durability & support. Foam padding placed around your ankle collar & under the tongue for an incredibly comfortable fit & feel. Comfort sockliner takes the shape of your foot with added padding in the heel for ultimate cushioning at heel-strike. One-piece EVA midsole turns cushioned landings into explosive takeoffs. Tire-inspired outsole pattern provides ultimate flex & superior traction.