DESCRIZIONE
A buoyancy compensator jacket for scuba diving includes an inflatable and deflatable bladder; a backplate part, to which the bladder and elements fastening at least one breathing gas cylinder are attached; and at least one pair of shoulder straps for securing it to the torso of a user and at least one ventral securing strap or ventral closure of the jacket. The jacket further includes a sternal securing element composed of at least one sternal or chest strap, which has at least one costal connection element distinct from the pair of shoulder straps and connecting the sternal strap to the backplate part.