1. Relieving lower back pain: The back brace of memory aluminum double supports which are four times harder than commonly used PP bands, and 2 compound steel springs along the waist side, provide 360 stronger vertical support to lower the back, prevent excessive turnover of your muscles and decrease the pressure on your discs. fit, breathability and comfort. The inner layer is made of velor fabric, giving the ultimate silky feel like baby skin, perfect for dressing inside. to add extra compression around the lower back to prevent back injuries from weight lifting, prolonged standing or sitting, housework, work, etc. Relieves waist muscle pain, herniated discs, sciatica, scoliosis, etc. when wearing the back belt. 4. IGN CONSIDERED DETAILS: 2 anti-slip silicone strips are designed on 2 sides of the waist, preventing the waist support belt from rolling up when you are sitting, leaning or doing other activities. The straps with strong grip far beyond your expectation, made of PVC material used for baby clothes, won't scratch your skin or damage your clothes. controlled, and it is very durable.