Reduce fatigue and minimize swelling in prolonged sitting or standing situations. A blend of Merino wool, bamboo rayon, nylon and spandex delivers up to 30% less weight while still offering 4 zones of moderate (15-20mmHg) graduated compression to energize feet and legs. Machine wash. Assorted patterns. Made in the USA. Sizes: Women - S/M (4.5–7.5), M/L (8–10.5). Men - M/L (7–10), L/XL (10.5–13).