First Watch Flotation Bib Pants Black 2X-Large. Keeps the wearer dry and warm with a waterproof internal barrier and exterior Nylon-lining. Waist and shoulder straps provide the perfect fit for the body. Foam-lined, 3D articulated knee pad design, vertical zips at boot entry, zippered thigh & breast pocket, 2-way center zip, boot cinch zip, waist adjustment, waterproof internal barrier and rugged reinforced butt, knees and cuffs. Not classified as a PFD.