1. Relieve lower back pain: This back support brace contains 4 memory aluminum strips, whose hardness is four times that of the commonly used PP strips. And 2 steel springs are placed on both sides of the waist to provide stronger 360 - degree vertical support for the lower back, prevent excessive muscle rolling, and relieve the pressure on the intervertebral discs. 2. Can be worn inside: The back support brace uses four - way stretch fabric and 3D knitting technology, which can provide excellent fit, breathability and comfort, and also has different degrees of compression effects. The inner layer is made of velvet fabric, bringing a silky touch like a baby's skin, which is very suitable for wearing as an inner layer. 3. Prevent back injuries: This back support brace is equipped with 2 elastic straps, aiming to add extra pressure around the lower back and prevent back injuries caused by lifting heavy objects, standing or sitting for a long time, doing housework, working, etc. When wearing this brace, it can relieve problems such as lower back muscle pain, herniated intervertebral discs, sciatica, and scoliosis. 4. Detailed design: There are 2 silicone anti - slip strips designed on both sides of the waist to prevent the lumbar support from rolling up when sitting, bending or doing other activities. The 1.5×3.7 wide - size Velcro and 2 elastic straps provide a much stronger adhesive force than expected. The PVC material usually used in baby clothing is adopted, which will not scratch the skin or damage the clothes. 5. Durable and with satisfactory service: The lumbar support uses double - stitching technology and has passed quality control, so it is very durable.