Features of the Mammut Women's Falera Mid Waterproof Shoe Absolute Aluminia Technology keeps the cold out and ensures that feet remain dry and warm The absence of seams reduces the weight The sock design allows easy entry into the shoe and completes perfectly on the calf 3D Knitted Textile: Synthetic fabric produced using cutting-edge 3D knitting. Elastic, adapts to shape, excellent ventilation Hybrid Shell: Blend of supple inner and tough outer materials for enhanced comfort and good adaptability TPU toe cap MichelinA(R) Winter Rubber Compound