Injin socks OUTDOOR MIDWEIGHT CREW NuWool are made of NüWool ™ merino wool fibre. In these stockings, the legs will be comfy under any circumstances, especially well suited to various outdoor activities - walks, nuzzling, mountain walks, running. Socks provide maximum foot comfort. The outside of the sock is designed with upholstery that provides stability, support and comfort. Socks prevent blisters from forming and their material with the natural properties of wool makes stockings ideal for all weather conditions.