Note: There is an error of 1?3cm in manual measurement specification: Item Type: Back Support Belt_x000D_Material: Nylon, polyester, steel plate_x000D_Suitable Range: It can be used for sports, fitness, running and other people Features: 1Adjustable Height: Made of high quality materials, comfortable and breathable, belt type, not easy to slide, the strap can be adjusted in height to ensure superior stability. 2Relieve Pain: The 4 steel plates on the back can prevent the affected area from shaking and cause pain, support the damage of ribs and sternum, and reduce the pain related to intercostal neuralgia. 3Good Fixability: The elastic shoulder strap feels comfortable, sewing smoothly, and has good fixability to avoid secondary injury caused by movement of the affected area. 4Soft Wearing: Widening and lengthening the shoulder straps, comfortable and soft, fixed and not sliding when wearing, reducing the pressure on the ribs. 5Support Waist: 4 Curved steel plates with double V compression, which can fix the waist to support the waist and straighten the waist. PackageList: 1 x_x000D__x000D_Back Support Belt