Description

Life rings are made from solid plastic or polyethylene that is resistant to extreme weather conditions and are filled with foam (polyurethane). Their construction must meet the SOLAS standards. A ring must have a buoyancy of 50N or more, to support a casualty in the water. The weight should be between 1-2kg. It must also be fitted with retro-reflective tape in four points to aid visibility and be brightly coloured, usually red or orange and white.