Sigvaris Sheer Women's Knee High 15-20 mmHgStyle Sheer (Formerly 780 EverSheer) hosiery offers fashionable sheerness you can feel comfortable in, making it ideal for dress and professional wear. FEATURES Fashionable for professional and dress wear Double covered inlay yarns provide comfort and allow product to easily glide on and off MODERATE COMPRESSION (15 20 MMHG) Tired, achy legs Occupational swelling or evening edema Leg discomfort from long hours of standing or sitting Prevent varicose