Transparent composite cylinder with some amazing advantages over traditional cylinders. The gas level is visible thanks to the special see-through construction and when empty the cylinder weighs about 50% less than typical steel cylinders. The cylinder is suited to all kinds of use, from boating, camping and picnicking to barbecues and patio heaters, as well as normal domestic uses such as cookers and stoves. Easily portable and attractively designed. Corrosion free. DOT approved.