Features1The embedded fiber heating elements can penetrate deeply and evenly into the skin, muscles, tissues, and joints. 2Effectively increase blood circulation and reduce inflammation, achieving relief and healing. 3Provide deeper heat penetration to more effectively relieve fatigue, soreness or pain in muscles. 4Relieve hand arthritis, carpal tunnel, tendinitis or tendinopathy, gang cysts or just wrist sprains or strains. 5Three temperature settings are available to choose from to obtain a temperature suitable for heat therapy. 6This wrist brace is one size fits all right and left hands, enough to cover fingers and wrists.SpecificationItem Type: Hot Compress Tendon Sheath Wrist BraceMaterial: OK Cloth + Heating WireTemperature: Green Light: Lowest Temperature Range is 45 to 50Blue Light: Medium Temperature Range from 50 to 55Red Light: Maximum Temperature Temperature Range is 55 to 60Package List1 x Wrist Protector 1 x Soft Elastic Steel Bar