Made from a triple layer of breathable semi-rigid material (polyamide, foam and polyester), it has regulation and securement straps with colour-coded buckle fasteners to facilitate positioning.It comprises an abdominal belt attached to a bib with shoulder pads and a perineum strap, and on the ends there is a nylon dobby with a slide and a fastening system to regulate the required securement.Suitable for patients with anterolateral instability and a tendency to slide out of the seat, and can be adapted to wheelchairs and other types of chairs and seats, including car and other transport seats.