The Serola Sacroiliac Belt is designed by Serola Biomechanics to provide support and relief for sciatica, pelvic, and lower back issues. It is a lumbar support belt made of durable nylon and neoprene material, offering adjustable compression and stabilization for adults of any gender. With a size range of 40″ to 46″, this black belt is crafted in the United States and is ideal for individuals seeking to immobilize and comfort their lower back region.