The Duo-Adjustable Back Support helps keep correct posture and reduces pressure from muscles and lower section of the spine to protect from fatigue, strains and other back related injuries. This Back Support is comfortable to wear and is not noticeable when worn underneath clothes. Dual Velcro straps, 9″ wide and four vertical spring metal stays provide increased stability for the lower back. Two additional side pulls are designed for better support and tension adjustment to the desired level. Recommended for : The treatment and prevention of back problems caused by accident, sports activity, or overload. Those who suffer from osteochondrosis and lumbago or have ever experienced lower back pain. It is offered in Universal, XL, and XXL sizes. Available in the color white.