The perfect downhill shoe-that was the goal when we collaborated with Aaron Gwin to develop the Chamber It has a skate-inspired street shoe look with a low-profile upper & an internal bootie that secures the foot & keeps mud rocks & other debris out An EVA midsole Poron XRD heel cushioning & a dual-density Vibram rubber outsole dial in the comfort & support you need to take the A-line on any trail or track Molded SPD compatible shank with increased cleat pushback location Aegis single density footbed