The MBT Simba 3 is an athletic fitness walking shoe built to increase your active lifestyle and aid in recovery. Featuring a synthetic leather/Mesh uppers finished with a removable mesh footbed, our signature patented rocker sole and non-marking outsole. Accepted by the American Podiatric Medical Association for pRome-100 Air Meshting quality foot health.The Dynamic level offers a moderate level of rock due to a medium-strong sole curve and Pivot Axis and medium-high midsole. Features for these shoes include: MBT Index: Moderate; Upper: Synthetic leather with Mesh; Foot-bed: Removable Mesh; Mid-Sole: SensorTechnology; Out-Sole: Non-Marking Rubber; MBT SensorTechnology in the heel complements the midfoot sensor by absorbing shock; The MBT innovative Pivot Strike area provides runners with the ideal foot striking platform to transition into propulsion while enhancing support and cushioning; High Abrasion Rubber Outsole for superior strength with minimal weight; Accepted by the American Podiatric Medical Association for pRome-100 Air Meshting quality foot health;