Get a faster lift off and energy return with the GTR running and walking shoes. The moderate rock profile is for the runner who wants additional cushioning but also a responsive feel. Features for these shoes include: Level of Rock: MODERATE for your longer distance walks or runs requiring added cushioning and improved midfoot-forefoot transition.; Upper: Breathable Air Mesh; Footbed: Removable Anatomically Shaped ; Midsole: Tri-Density; Outsole: High Abrasion Rubber; Injection Molded Heel Counter for increased strength and support; Drylex 360 Moisture Management System on collar and tongue lining; 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; Tri-density Midsole features extensive cushioning that allows for a better ride;