Engineered to provide years of rugged service in a wide variety of commercial applications. Cover is coated polyester fabric, while belts, straps, and bindings are made of strong, weatherproof polypropylene webbing. Snaps and D-rings are made of black oxide coated stainless steel. Permafloat foam flotation is electronically sealed in airtight vinyl liners and will not lose buoyancy if cut or punctured. This PFD is designed to turn unconscious wearer from face-down in the water to a vertical or slightly backward position. Reflective-tape patches give improved visibility. Meets or exceeds all US Coast Guard requirements for commercial vessels carrying passengers for hire. For adults over 90 lbs.