Home » Products » Life-Saving Products » Life Buoy Life Buoy Life Buoy is also called: Life Preserver, Lifebelt, Lifesaver or Life Donut The Life Buoy is designed to be thrown to a person in the water, to provide buoyancy and prevent drowning. Add To Inquiry TOTAL: 3 View: Life Buoy MD-5555 Model : MD-5555 Life Buoy MD-777 Model : MD-777 Life Buoy MD-666 Model : MD-666 Add To Inquiry