Corrector Back Orthotics, Back Cracker Board

1pc Back Corrector Back Orthotics, Back Cracker Board, Back Stretcher For Lower And Upper Back, Adjustable Spine Board Lumbar Stretcher Spine stretcher is a convenient product for treating lower back pain and preventive care, it only takes a few seconds to assemble and the lower back support comes with a multi-level design to meet all your needs. Working Principle: As you lie on the back stretcher for pain relief, gravity causes the front of your body to naturally stretch upward and the surrounding muscles to relax, gently decompressing your discs and realigning your spine to relieve tension and pain. Back stretcher for lower back pain relief chiroboard Back cracker back stretcher chiro board