This Back brace has flexible stays which help relieve pressure on lower back. 4" side pulls provide even compression and support. Features criss-cross shoulder straps, back support belt, and adjustable suspenders with hook and loop closure for a comfortable fit. Helps with symptoms and injuries such as: Sudden lower back pain after an activity and/or bending over, Back Muscle Strain, Lumbar Disc Injury, Lumbar Facet Joint Injury.