?Durable & 100% SATISFIED SERVICE?The Velcro is still stably bonded after 3,200 rubbing tests. Don't worry about the active life.Please do not hesitate to contact our customer service if you have any questions. Freetoo will provide a good all-around service for you all the time.We stand firmly behind our products and offer a 100% satisfaction guarantee. ?CONSIDERING THE DETAILS?the waist support which built-in spring support bars on both sides of the waist to prevent the waist support belt from rolling up when sitting, bending or performing other activities. The back support belt adopts double seams and the quality is strictly controlled. You have no risk to try this. ?EXCELLENT COMFORT?using mesh knitting technology, heat dissipation and ventilation without sweating. A lumbar pad is included in strong lumbar support while maintaining comfort and freedom of movement. ✓ EFFECTIVELY PAIN RELIEF?adjustable lumbar back brace are designed with four tension belts on the waist are crossed in pairs to provide stronger tightening force and support force, relieve pain to the greatest extent, and patients can freely adjust to the best compression degree. ?STRONG SUPPORT FOR THE BACK?FREEETOO back support brace contains 1 curved plate + 4 widened Memory-aluminum strips, the supporting force of the widened aluminum strip is twice that of ordinary aluminum strips, and four times that of pp strips, providing stronger support and effectively eliminating the Back pain, suitable for patients with low back diseases such as sciatica, lumbar disc herniation.