Soft Merino wool fibers keep you itch-free while drawing moisture away from your skin. The medium weight knit and full lining cushion your foot on your next quest. a Spandex compression arch holds form and adds support a Fully thermalined design absorbs shocks and insulates a Reinforced toe and heel add durability and longer sock life a Smooth, flat comfort toe seam a 75% Merino wool, 24% stretch nylon, 1% spandex a Style #2099