Note: 1. Can be washed by hand, just wash with warm water and air dry._x000D_2. Please allow 1?3cm error due to manual measurement. Thanks for your understanding. specification: Item Type: Back Support Belt_x000D_Material: Polyester fiber, elastic band + steel plate + PP_x000D_Function: If you suffer from back pain from sitting for a long time, lifting weights, bending over, playing or driving, steel stabilizer backrest support can help you solve problem_x000D_Size Width LengthWaistline _x000D_ M 20.5cm/8.1in 90cm/35.4in 63-82cm/24.8-32.3in_x000D_ L 24.5cm/9.6in 115cm/45.3in 82-95cm/32.3-37.4in_x000D_ XL 24.5cm/9.6in 120cm/47.2in 95-110cm/37.4-43.3in Features: 1Pain Relief And Injury Prevention: Lumbar brace is very suitable for people who need back support, relieve lumbar pain and prevent injury, such as those who stand for a long time. 25 Built In Stabilizing Splints: Back support brace help to provide better support for your back and reduce the pressure on painful muscles, ligaments, intervertebral discs and nerve roots in the lower back. 3High Density Stretch Fabric Mesh: Adjustable waist support belt is soft and breathable, allowing air to circulate, keeping it cool and sweat free, and double shoulder straps provide better fit and compression. 4Sturdy Steel Stabilizer: Lumbar support belts can provide strong support in the center and waist. They keep lower back in an upright or extended state. 5Convenient Replace Steel Strips: 3 steel strips on the back of the waist protector are reserved for easy replacement of steel or PP strips, which is more convenient to use. PackageList: 1 x Waist Support 3 x PP Strips