Ausangate Alpacor Mid-Calf Hiking Socks For Women 80% Alpacor/ 23% Nylon/ 2% Spandex Imported Naturally moisture wicking alpaca fiber construction offers excellent thermal transfer that will keep your feet fresh and dry Cushioned terry lining from heel to toe for added comfort. Ankle and instep compression bands for stability. Mesh panels for added breathability. Flat toe seam. Machine wash and dry alpaca fiber socks.