Multi-Level Back Stretcher Device, Lumbar Back Stretching Device, Memory Foam Lumbar Pillow Back Pain Support for Office Chair and Pain Relief(Blue)

1. According to market feedback, if the lumbar vertebra directly touches the lumbar plate, because the lumbar vertebra does not do enough activity and the lumbar plate is too hard, it will hurt the lumbar vertebrae and cause pain. Now add a layer of cushions to protect your lumbar spine during traction. Not harmed.2. Multi-purpose use, can be used as a cushion to improve the previous deficienci...