Montrail Women's Sierravada Mid Outdry Waterproof Leather Hiking Boot 100% Mesh/Leather Overlays Imported Synthetic sole Leather hiking boot with outdry waterproof breathable upper Mid-height hiking boot with support and protection Fluidfoam midsole for enhanced cushioning and flexibility Fluidguide technology for support and a smoother ride on trail surfaces Trailshield outsole protecting your feet against rocks and debris