1. Material: aluminum alloy plywood, high-density sponge lining
2. Scope of application: suitable for finger contractures after insufficient finger straightening, finger injury or long-term arthritis
3. Features: This device can use progressive pressure to straighten the contracted fingers, and the pressure can be adjusted freely
4. Sponge soft inner lining, breathable and comfortable without rubbing your hands
5. Applicable people: patients with congenital finger bending; people with professional finger bending in the car washing industry and stone chiseling industry; people with bending fingers in sports and life; people with finger rehabilitation after surgery; student party, people with scoliosis writing fingers.