termisk aktive stromper gron graThis sock model is designed for various hikes where the foot is exposed to iregular surfaces. Under the foot of the sock there is an area made with anti slip structure, that gives great stability. The combination of raw materials that the sock is made from is great for keeping the heat while releasing humidity allowing your foot to stay warm and dry. Size guide Size Shoe size Small 35 38 Medium 39 42 Large 43 46 Composition Washguide 60% Wool 25%