This is a complete original Military issue British Parachutists Life jacket dated circa 1974. The jacket has a green cotton waistcoat with webbing straps and steel buckles. The lower strap has a manufacturer's label Frankenstein & Sons (illustrated). All webbing straps and pull cords are present & undamaged. It is contained in its khaki  pack, Whistle present, both bladders fitted.

Life jacket Parachutist Pack Complete With Life Jacket Parachutist PT A4/AD 1378, Stole Gas Inflatable Co2 Cylinder 86 Grams Operating Head'