Adjustable Back Posture Corrector Spine Back Shoulder Lumbar Brace Support Belt Posture Correction Back Blet No Slouching Brand: MumianModel: G07Color: BlackMaterial: polyester, nylonSize: suitable for bust 85-125cmApplication: orthopedic corset can improve the current situation of hunchback.characteristic:1. According to the ergonomic design, the elastic webbing is comfortable and soft, and the shoulder belt is covered with a soft gasket.2. Effectively prevent and correct bad posture.3. Produce backward pulling force through the strap, so that the shoulders are extended backward, and then the waist and back are straight;4. It can adjust the tightne at will, wear comfortably and conveniently, have good air permeability, durable, lightweight, strong structure and high fitne.5. The effectivene can be improved by adding three spring