Get on with your exercise regime wearing the Salomon Sonic Aero Training Shoe. The mesh details ensure optimum ventilation. With the SensiFIT feature, this shoe provides a good fit. Thanks to the EndoFIT technology incorporated in the design, your foot gets optimal comfort, thereby enhancing your performance. The EVA midsole offers optimum comfort and cushioning. With the Contagrip outsole, you are ensured maximum traction. 3D Stretch Air Mesh SensiFIT Technology EndoFIT Technology Energycell+ Compressed EVA Midsole Contagrip Outsole.