DynaPro Flex Elbow Flexible elbow hinge provides static dynamic, low-load prolonged stretch for mild to moderate flexion contractures. "Flex" properties give during involuntary muscle contractions to help manage spasticity. Set elbow hinge to provide 5 to 15 of additional stretch beyond point of resistance. Hinge settings: 0-180 in 10 increments. Padded cuffs with antibacterial, shear-reducing fabric and gel padding help protect skin and limit odor. Gel elbow pad included. Fits left or right.