This thumb brace, made from NRX material has been designed to provide an individual support to the CMC and MP-joint. The splint has a thermoplastic insert that can be molded to the patient by using hot water. It can be molded either directly in the pocket or externally and then inserted into the pocket of the brace. The NRX material has a loop material that allows hook to be applied anywhere. The hook is a low profile injection molded hook made from polypropylene that stands high loading but is still easy to open. The splint has an adjustable thumb grip. Right or Left model.Size Medium Wrist circumference is 16-18cm