Strong lumbosacral support, perfect anatomical adaptation, comfort of use and soft touch in contact with the skin. Semi-rigid back plate made up of four preformed and adaptable spring steel stays and a containment velor that is attached to the elastic material and the stays by means of a revolutionary manufacturing system. Elastic traction bands that allow a better fit (both for men and women with more differences in contour between hip and waist). Closure systems specially designed to facilitate placement in geriatric patients or other patients with functional problems. Lumbago. Lumbosciatica. degenerative processes. Atony and muscle weakness. Pre and post-surgical treatments.