Knitted compression. Designed to provide support to stiff, weak or injured ankles. Knitted elastic provides moderate compression. Dual stretch for optimal comfort. Fits comfortably in shoe. Sizing: Ankle Circumference. SM 7 - 8 in. MD 8-1/4 - 9 in. LG 9-1/4 - 10 in. 100% money back guarantee. Return to place of purchase. www.myleader.com. Indications. Directions. Care Instructions: hand wash, mild detergent, cold water, and air dry out of direct sun. Do not machine wash or dry. Do not iron.