18 - 25 moderate compression level ( not medical grade ) To support mild conditions : *. Aching/Fatigued legs *. Minor Varicose Veins *. Moderate Spider Veins *. Helps Reduce Swelling/Aden’s Size : Medium. Worn Once! Women’s shoe size 6.5 - 10 Sock Length: 15” Calf Circumference: 12.5 “ - 17.5” Fabric: 76% Viscose from bamboo Polyester, Spandex, Nylon Blend