Activa Women's Soft Fit Knee High Dress Socks 20-30 mmHg. Designed to prevent venous disorders of the leg such as varicose veins,spider veins and ankle/foot swelling. Provides moderate graduatedcompression to increase circulation in the legs. Knitted withMicrofibers, this medical hosiery has a cotton-like softness that wicksmoisture away. Elegant in its sheen and softness, it is a support hosewith the feel and look of tights. Relieves leg fatigue and heaviness,ankle and foot swelling, mild spider veins, varicose veins and forpost-Sclerotherapy. Balloon comfort toe. Knee Highs have a non-bindingtop band and a closed toe.