Thermoskin® Arthritis gloves are clinically proven to increase blood flow and retain body heat, to help relieve soreness and pain related to injuries and arthritis. Light compression gives additional support and enhances the benefits of wearing Thermoskin®. Breathable and washable, with open fingers and GripTex textured outer layer to ensure dexterity during tasks. Adjustable wrist strap closure. Neoprene/Polyester/Nylon. For size, measure around the knuckles.