The Mediven Comfort Closed Toe stockings (20-30 mmHg) can help curb leg fatigue and heaviness. The knee lengths socks supply a firm compression to reduce swelling, varicose veins, and other leg ailments. The comfortable stockings are extremely soft to the touch and won't cause feet to blister thanks to Medi's 3D knitting techniques. With five color choices, there's always a comfortable pair to wear. The unisex socks come in 7 sizes, measured in quarter inches, to provide a precision fit.