To provide a brace which prevents contracture of joint parts of fingers and wrists of patients who suffer acute or chronic flaccid paralysis or the like considering figurations and mobility of the joint parts of fingers and wrists, or prevents injury by bumping a bedstead or the like for protection, and to provide a brace easy to attach and detach at low cost.

The brace 10 includes: a base part 12 getting over from fingers to wrists or from wrists to an upper part of the wrists and connecting and fixing to a function decreased part of a palm or an internal face of the wrists to extend the function decreased fingers or wrists; a belt-shape stretchable part 14 connecting to a palm side of hands of the base part 12 and covering a back side of hands including fingers; and a belt shape body 16 connecting to the base part and at least covering the other palm side of hands which is not covered with the belt-shape stretchable part.