Life Rafts, Life Vests, Life Rings & Boats

Life rafts in general are collapsible, and stored in a heavy-duty canisters, and also contain some high-pressure gas to allow automatic inflation to the operations size.
A lifebuoy, ring buoy, life ring, lifesaver, life preserver or life belt,is a lifesaving buoy designed to be thrown to a person in the water, to provide buoyancy and prevent drowning.
A life vest consisting of a sleeveless jacket of buoyant or inflatable design such as cork is rescue equipment consisting of a buoyant belt or jacket to keep a person from drowning.