Get instant relief from varicose veins and other painful leg ailments. These fashion-textured knee-highs with moderate gradient compression help improve blood circulation, increase oxygenation and reduce fluid retention. 15-20 mmHg. Nylon/spandex. Hand wash. Made in the USA. Set of 3 pairs includes 1 Solid, 1 Dot and 1 Diamond. Specify color and Regular (sock size 8-11) or Queen (sock size 10-13) on order.