Keep Arms/Hands Free - Shoulder strollers recognize that you need to keep your arms free. The need to achieve stability, open doors, and overall balance. SAFE LIFTING AND MOVING - Ergonomically designed to promote and facilitate correct lifting techniques. Made from heavy-duty materials and can lift up to 800 lbs. Reduce Back Pain - Back pain and strains can be avoided by ensuring proper lifting technique and utilizing the body's strongest muscles, the legs and torso. Significantly reduces stress on arms and hands. Versatility - Since the straps are seemingly infinitely adjustable via buckles, users can move and lift bulky furniture easier than ever. One size fits all - Differences in mover heights are overcome as the webbing can be adjusted via buckles. Warning: It doesn't make you more powerful than you would be without it. Steel toe boots and back protection are always recommended. Do not use if you have physical limitations or injury.