This plastic hyperextension finger goniometer can be held and operated with one hand. Measures extension/hyperextension and digit flexion from the dorsal surface of the hand for increased accuracy. Protractor measures 180deg in 2deg increments. Grip has a 10cm scale (in millimetres) to easily measure fingertip-to-palm distance. Latex free.

Note: if using hand sanitiser be aware that this can remove the printing on the goniometer