Easy Wear Sigvaris 860 Series is an opaque compression sock with a knit construction designed to put on easily and is ideal for patients with arthritis or limited range of motion. Double-covered yarns provide great elasticity and easy donning and removal. Precise Fit Sizing TM The PFS system provides a custom-like fit, superior comfort, and application of accurate compression levels, resulting in patient compliance and medical effectiveness. Durable Double-covered yarns ensure durability and a long product life.