Recommended when immobilization of the wrist and/or thumb is needed. Semi-rigid thumb spica portion is contoured to provide intimate support, immobilization, and thumb abduction. The unique design protects the thumb from impact or shock without any uncomfortable binding or stitch seams. The splint has a metal palmar and dorsal stay to prevent flexion and extension. Loop lock closures allow for quick and easy one-handed application. Sized, left or right hand.