Traction Tensil Spine Stretch, 166° Lay-Flat Angle, National Patents: Care for the body's second heart with professional, Patented iOpen Flexible Rail (4th generation), Deeply Decompress the Spine, 4D-Pro Precise Controll Mechanical, Precisely kneading each vertebraTraction Tensil Spine Stretch, 166° Lay-Flat Angle, National Patents: Care for the body's second heart with professional, Pa…See more