Teeter Hang Ups FitSpine Inversion X1 is recommended for back pain, facet syndrome, herniated discs, sciatica, degenerative disc disease, spinal stenosis, and tight muscles-related spinal curvature. It has cupressure Nodes that offer trigger-point release, and the Lumbar Bridge supports and concentrates traction on the lower back. The FlexTech Bed's 8-point floating suspension system moves with you for greater mobility and permits the maximum amount of body slide for improved decompression. Grip-and-Stretch Handholds in the bed and frame for more stretching options. Patented wrap-around ankle cups for a cozy, ergonomic fit.