Light in weight heavy on performance this successor in the Saucony Kinvara running lineup in still neutrally oriented for those who dont significantly over or underpronate. But it includes Sauconys EVERUN™topsole construction to enhance energy return and bring you continuous cushioning throughout your run. EVA + midsole for reliable cushioning. Engineered mesh adds lightweight ventilation. FORMFIT performance contoured footbed to max out your comfort.