Durable heavy gauge steel with baked-on enamel finish. Individual regulator on/off control knob adjusts burner up to 5,000 BTU's or total of 10,000 BTU's. Stove to cylinder tube has on/off valve and fits 16.4 oz. disposable propane cylinder (not included). Wind baffles supports cookware and shields burners. Low profile base for stability. Not intended for indoor use.