Material: polyester cotton, spandex, nylon (silicone), Copper has the function of sterilization and health, Indoor sports copper fiber health care half finger gloves rehabilitation training arthritis pressure gloves, Patients with arthritis wear copper products can relieve pain. 360?? surround dot matrix pressurization allows you feel the contraction pressure in every joint and wrapping part of the hand. Relieve pain and tension. When your hand hurts, the product distracts your entire spirit by providing gentle compression, focusing on pressure points and providing extra warmth. Ergonomically designed to provide gentle compression focused on pressure points and providing extra warmth. Size: S/M/L, Open fingertip design for easy action.