A self-inflating life jacket - the type that holds the head of an unconscious person out of water - is either a part of the overall or more commonly worn over it.
Ibhatyi yekuddda ezivuthela ngokwayo -- uhlebo elubamba intloko yemntu engekho zingqondweni aphume emanzini -- inokuba yingxenye ye ovendi ekonye ekuqheleke kakhulu inxitywa phezu kwayo.