3 support points (pectoral, suprapubic, dorsal lumbar). Light aluminium structure. Mobile sternum plate. Height regulation at side control plate level. Dorsal lumbar tightening plate, adjustable via band and fastening system. Padded plates for greater comfort with pubic support. The new locking system, with the buckle being fastened from back to front, easing the tension on the rear strap, making it easier to secure. There is a small hidden catch to release and open the lock, thereby preventing it from opening accidentally after a blow or after rubbing on the closure system.