It is a type of splint provides immobilization of the wrist and thumb in the neutral position. There is an aluminium under the wrist, next to the thumb and 2 plastic supports on the wrist. It can adjust with velcro on it for wrist. Indications In de quervain syndrome Carpal Tunnel Syndrome Rehabilitation after surgical intervention In wrist and thumb calcification In tendon and soft tissue injuries SIZE(RIGHT-LEFT) UNIVERSAL SIZE Declaration of Conformity CE