Features: Brand new and high quality Adjustable lumbar back brace is made of high-quality polyester-fiber materials, practical and durable. Lumbar support belt with ergonomically designed is going to provide firm & comfortable lumbar support during most kind of strength training. The waist support belt can be easily worn under clothes thanks to its anatomical-and low profile-design. Back brace can reduce spinal-flexion creating safer-biomechanics-when lifting-and provides superior back and abdominal support. Whether it is heavy-lifting, gym workout, light exercise, or just doing-housework, our back support has you all covered-so you can always be-confident moving-your back. Specifications: Material: Polyester-Fiber Size: for-S/for-M/for-L/XL/XXL(Chinese size ,follow the size chart to select please) Size:S Length:89cm(35.04inch) Waist:60-75cm(23.62-29.53inch) Size:M Length:106cm(41.73inch) Waist:76-82cm(29.92-32.28inch) Size:L Length:120cm(47.24inch) Waist:82-94cm(32.28-37.01inch) Size:XL Length:127cm(50.00inch) Waist:94-102cm(37.01-40.16inch) Size:XXL Length:150cm(59.05inch) Waist:125-145cm(49.21-57.09inch) Package Includes: 1x Back Support Belt note: Please allow 1-3cm errors due to manual measurement. Due to the difference betweeen different monitors,the pic-may not reflect the actual color of the item.