PerfectBack™ Air Traction Decompression Lumbar Support BeltPerfectBack Decompression Lumbar Support Belt utilizes a built in pump that elongates the spine and reduces lower back pain in just minutes. it improves traction and stretches out lumbar muscles bearing too much weight, leaving you pain free. When inflated, it cradles the hip and lower rib cage, lifting your upper body, unloading the weight off the lower back, and allowing the muscles to relax. preventing severe back pain and muscle spasms caused by