While lower back pain is extremely common, the symptoms and severity of lower back pain vary greatly. The Back on Track® Braces not only provide support and compression where needed, but are created out of our Therapeutic Welltex® material. Welltex® is known to alleviate pain and discomfort as it works with the body to increase circulation through the Far Infrared benefits of Welltex®. A top product to assist in managing chronic pain, increasing mobility, and injury recovery. -Polypropylene/Welltex® -Elastic Fit -Adjustable Straps -Narrow Front Availability (Back Brace, Narrow Front) -Wide and Narrow Coverage Availability -Pipe/Ribbed Support Lower back pain can be caused by a variety of problems. -Sizing: Large 100-130cm https://botcanada.com/ sizing charts can be found https://botcanada.com/sizing-charts/