Our all natural alpaca ankle socks are made from 80% baby alpaca with 15% nylon and 5% spandex added to retain shape. These provide the ultimate in comfort. Made in the USA, these socks are extremely soft. Being a natural fiber , they characteristically draw away moisture, keeping skin dry and cozy. This special wicking ability of natural fibers keeps you warm in winter and cool in summer. These are flat knit which makes them lightweight and easily fit in any shoe. Designed by a podiatrist with your comfort and foot health in mind. Care instructions- Machine wash cold water and air dry.