Built to hike and climb, the Scarpa Crux features a Vibram sticky rubber outsole, a climbing zone under the toes, and the comfort and support of an EVA midsole. The natural suede upper features Kevlar webbing for climbing precision and to the toe lacing for a customized fit. . Vibram Vertical Approach sole with sticky rubber for long lasting grip provides maximum precision and feeling even on small holds. Rubber toe rand protects your foot on the trail. Dual density EVA midsole for cushioning, support, and stability. Kevlar webbing on the forefoot retains its shape and secures the forefoot for climbing precision. 1.8 mm suede and recycled polyester air mesh upper for abrasion resistance and breathability. To the toe lacing allows for a precise fit. Recycled polyester lining for abrasion resistance and comfort.