Heat Therapy & Support for Arthritic Hands. Anatomically designed to provide warmth with even compression to help relieve the pain & discomfort of arthritis. Breathable Thermoskin lining is clinically proven to increase skin temperature by 2-3 F, making tendons & muscles more pliable, & encouraging optimal muscle function. The small fibers of the lining capture heat & wick away moisture yet hold air inside to allow the skin to ventilate for hours of continuously comfortable wear. Open-finger design & non-slip grip allow you to perform your daily tasks. Wear them while you sleep to help prevent morning hand stiffness. Adjustable Velcro strap. Available in Black only.