Welded steel frame. Applying pressure to the handlebar activates breaking mechanism. When brake is engaged, the brake stopper hits the wheel and the wheels cannot roll. Ideal for patients with limited hand function and/or limited cognizance. The Safety Roller halts in step with the patient and the breaking mechanism automatically engages when patient stumbles. Height adjustable in 1" increments. Width adjustable. Adjustable brake spring tension. Patient is situated in the center of the Safety Roller, which provides maximum support and improved posture. Skid resistant, non-marring, easy rolling neoprene wheels. Ideal for indoor and outdoor use.