Description Made of moisture-wicking materials, these knee-high compression socks help improve blood circulation while alleviating swelling Highlights Designed to improve blood circulation Aim to reduce leg discomfort and swelling Moisture-wicking material helps draw sweat away from the body Machine washable Material: 94% Polyester, 3% Spandex and 3% Other Fibers Care Instructions Turn Inside Out Before Washing Tumble Dry Low No Iron Machine Wash, Cold Water Do not Bleach Sizing Small/Medium: Men's 6-9 and Women's 5-10 Large/XL: Men's 9-12 and Women's 10-12