Aetrex Z580 Women’s Athletic Runner provides the supportive cushioning that medium and high arch feet need during high impact running activities. The highly breathable Aeromax mesh upper keeps the foot healthy and dry while the Sky midsole provides soft, long lasting cushioning. The Web Suspension Footbridge provides additional reinforcement to ensure the foot is properly supported. The lightweight, removable Aetrex orthotics and Mozaic Pressure Relief insoles provide optimum comfort and shock attenuation while running. Great for accommodating orthotics.