TherafirmLIGHT Women's Ribbed Trouser Socks - 10-15mmHg Compression Dress Socks Nylon/Lycra FASHIONABLE, LAB TESTED 10-15mmHg LIGHT SUPPORT - ribbed patterned trouser sock with graduated compression greatest at the ankle and gradually decreasing up the leg IMPROVE CIRCULATION, RELIEVE TIRED, ACHY LEGS AND PREVENT MILD SWELLING COMFORTABLE FIT - Soft, comfort band stays in place and reinforced toe ensures all-day comfort MOISTURE WICKING - provides dry comfortable coolness 100% MADE IN THE USA