Shiatsu Spinal Rack Back Stretcher. Designed by a chiropractor, this scientifically-shaped curved frame supports, stretches and massages the lower back and spine, helping reduce pressure on each vertebra to gently realign them to a more natural, stress-free position. The rolling balls provide gentle but deep Shiatsu-style kneading, helping to increase blood flow, relieve muscle tension and bring soothing relaxation to both your back and neck. In only 15 minutes, your backache should have melted away. Crafted in quality hardwood. Guaranteed for five years. Used and recommended by Physiotherapists. Measures 76cm x 25cm x 9cm 5 Year Guarantee. Manufactured for Good Ideas