WIDE RANGE OF APPLICATIONS?: Suitable for finger stiffness osteoarthritis finger pain straightening of the fingers repair of extensor tendon rupture and facet joint fracture sprain and dislocation. ?EASY TO PUT ON AND TAKE OFF?:Adjustable double Velcro very easy to wear providing full protection for your fingers. Suitable for hands and fingers of different lengths and thicknesses ?ERGONOMIC DESIGN?: According to the design of the human hand it fits the skin and gives you the best comfort. Built-in aluminum to keep your fingers still and provide strong and sturdy support for your fingers. ?MATERIAL?: The main part is made of OK cloth composite fabric which is extremely breathable making it extremely comfortable to wear compact and light and easy to carry.