Fast-paced outdoor shoe for mountaineering waterproof and highly breathable high traction Vibram® outsole with recycled materials Take the summit in stride! Waterproof hiking shoes for faster paced mountain tours. The moderately stiff Vibram® outsole (V-Flow 6) offers more support and a sure foothold on demanding mountain trails and unsecured rocky terrain. The seamless sock-like construction (50% recycled material) ensures a high degree of comfort and an optimal fit throughout the entire shaft. Thanks to the environmentally friendly Sympatex® membrane (made from 100% recycled materials and completely PFC-free), this low-cut hiking shoe is absolutely waterproof and breathable. The articulated, protective toe cap and stabilizing heel counter are made of bio-based TPU plastic.