INSTANT LOWER BACK PAIN RELIEF : Higher stiffness aluminum stays and materials provide strong support for your lower back, and the high-quality adjustable compression straps helps releasing tension on the lower back, this back brace stabilizes the lumbar spine bones and muscles and relieves low back pain for people with a bulged or herniated disc, sciatica, compressed disc, lordosis, and many other acute (or chronic) lumbar issues BETTER SUPPORT AND STABILITY: This back brace for lower back adopt 1 middle bionic support frame 2 high hardness aluminum stays 2 flexible springs, so that this lumbar support has a strong support and fit snug. In addition, this back support adopts two rubber anti-slip strips in the inner side, so it will not be easy to drop down or move the position while standing up, sitting down or walking around at work ADDED LUMBAR PILLOW & PERFECT FIT: This lumbar support offers a removable 3D lumbar pillow for different body types, which helps the back support belt hits just right at the lower back for those small people, plus this lumbar pillow provides deep muscle compression to reduce muscle fatigue and improve blood circulation. The back support comes in 5 sizes, please choose the right size according to the size chart before placing an order, and choose the large size between two sizes COMFORTABLE TO WEAR UNDER CLOTH: This back support brace is made of lightweight and breathable material that provides strong support without restricting movement or adding any bulk to the body, plus the compact and simple design makes this back brace for men easy to wear under clothing, comfortable and effective, giving you back your ease and happiness! Buy with ConfidentYou might not need help, but when you do, we are here. we provide lifetime customer service and 360 days replace and return, any question, our friendly customer support always stands by to make sure your satisfaction. You have no risk to try this