Adjustable Back Stretcher/Support Pain Relief

Description:  This adjustable back stretcher board targets the waist and low back. The shape is rectangular trapezoid composed of 3 gears. Some devices have the options of magnetotherapy carried in a variety of colors: (green/black), (pink/black), (red/black), (blue/black), (purple/black). This device is not purposed to crack your back. Great for posture while sitting in a chair or even on the couch.  Wonderful Device to stretch your back due to stiffness for pain relief.  Three different setting for a greater of lesser stretch.