NuVein 15-20 mmHg designer support hose for women; Microfiber nylons; Massaging graduated compressionClosed Toe foot; Above knee mid-thigh length; Wide top band keeps sock from falling downHelps circulation and blood flow from the legs; Reduces swelling, varicose veinsSoothes muscles and promotes recovery; Travel; Long periods sitting or standing; Pregnancy vein issuesMade in the USA; Latex-Free; Constructed with nylon and spandex for long lasting value and durability: Measure according to size chart image