With a double layer system for reduced friction on the skin & blister-free performance, the 1000 Mile Ultimate heavyweight ladies walking socks ensure a combination of comfort & breathability during long walks or exciting hikes in the mountains. They are suitable for 3 & 4 season walking in all boots & have a special Tactel® inner layer with moisture wicking properties to keep your feet cool & fresh. Extra support is provided by arch bracing, whereas a ribbed outer layer gives you added volume, insulation & warmth.