The Scott eRide AF Support 2.0 features a synthetic and mesh upper for breathability and support, and an EVA rubber midsole for cushioning. This is the most cushioned, supportive training shoe. Utilizing an Aerofoam midsole, straight from the aeronautical packaging industry, this shoe offers a smooth ride and superior comfort. This is an ideal shoe for high mileage training. Equipped with eRide technology such that unique rocker shape creates a very stable midstance, promoting the faster and more efficient running style.