Product parameters: Name: Lumbar Spine Orthosis Material: PP polypropylene plastic, breathable composite fabric Adult Average size: 59cm-112cm Product weight: 1.5kg Material: belt with pump and airbag Application: lumbar surgery, lumbar disc herniation, and lumbar disc herniation. Size: S : suitable for waist circumference 90cm M : Suitable for waist circumference 90cm-105cm L: suitable for waist circumference 105cm-125cm Features: Adjustable circumference, to adapt to a wide range Bend over pain, lumbar disc herniation, After lumbar spine surgery middle lumbar fracture,Lumbar slip off Quick to install, easy to clean Design intimate, safe and durable Note: The basic version has a strap and the upgraded version has a strap and airbag.Thoracolumbar tuberculosis postoperative lumbar vertebral slippage, thoracolumbar fracture, spine proneness, controller, after spinal scoliosis controller. Wide strap design, prevent sliding, improve shoulder comfort, stainless steel strengthen the connection buckle, firmly strengthen, fixed sex is better. Perforated breathable fabric, soft and comfortable strong breathable, adjustable fixed screw, easy disassembly. Airbag protection.enhanced comfort additional onhanood support offect. curvature support board, ergonomic design, personal comfort.reducesplnal pressure. Material: PP plastic, perforated composite fabric.