Copper Fit X-Back Brace for Lower Back Pain, Lumbar Support, Herniated Disc, Sciatica, Arthritis – Adjustable, Breathable Design - for Men and Women (Large/XLarge)Curved Lumbar Panel : Replicates the spine's natural curvature to ensure exceptional back support at home, work, and on the go Power "X "adjustable strap system : Upper and lower customizable compression power straps provide advanced back support by distributing pressure evenly over a larger area. Unrestricted range of motion and reinforcement for weak lumbar muscles to help provide posture support and superior fit. Breathable Lightweight high