1Both left and right hands can be used, with built-in curved support aluminum bars, which fit and comfortably, and effectively support. 2Washable, environmentally friendly and recycled, and can be used repeatedly, which is good for hygiene and health. 3Simple and convenient to use, beautiful appearance, good air permeability, light weight, strength tendon sheath hand thumb correction. 4Suitable for children with thumb fractures and fall off, children with thumb sprains, thumb tendinitis. 5Help relieve thumb fracture, tendinitis, carpal tunnel pain, promote healing and reduce pain and discomfort.