These athletic shoes are for runners who need flexibility, cushioning and versatility. The engineered mesh upper is extremely lightweight and breathable, with strategic support where you need it. Foam padding is placed around the ankle collar and under the tongue for a comfortable fit. Comfort sockliner molds to your foot with padding in the heel for ultimate cushioning at heel-strike. Charged Cushioning midsole uses compression molded foam for ultimate responsiveness & durability. Tire inspired outsole pattern provides ultimate flex & superior traction.