jlsun vertebra pulling therapeutic pillow with the shoulder and occipital bone as two supporting points, the weight of the head itself presses down the pulling board, producing a curved pulling force suitable for the physiological curve of the vertebrae. by pulling bigger the narrowed intervertebral space and intervertebral foramen, tissues such as spinal cord and nerves will not be under press. with the magnetic therapy function can be proven to effectively relieve pain, reduce stress and increase energy £¬the products made by luxurious quilted fine fabric and functional materials . details please view our website :http://www.jlsun.cn contact to mr .bill wang e-mail:service@jlsun.com