Material: Construction: Upper: Navic Fit System™ Delivers A Natural Midfoot Lock Down. Ghillie Lacing Delivers A Secure Fit. Molded No Sew Tpu Film Toe Cap For Lightweight Protection. Omni-Tech™ Waterproof Breathable Seam-Sealed Membrane Bootie Construction Trail Difficulty : ★★★★★ Midsole: Techlite ™ Delivers Responsive Cushioning And Stability, Without Sacrificing Comfort Outsole: Adapt Trax™ Outsole Provides Exceptional Traction In Wet And Dry Conditions. 4 Mm Outsole Lugs With Angular Front And Rear Orientations Provide The Optimal Balance Between Traction And Durability On Multi-Directional Terrain