Great Balls O' Fire is a solution to a simple problem: "How do I create an amazing fire ball while respecting the integrity of my body?" Simple! No chemicals are used with this effect. Too many fire products work with lighter fluid or dangerous chemicals, Great Balls O' Fire works with batteries and flash cotton. Your can now perform pyro effects without fearing for your health! Put two batteries are placed inside the device--add some flash cotton in the tube, turn it on, press the button, and feel the satisfaction of creating a fire ball. It is that easy! You can use Balls O' Fire to mask your appearance/disappearance, to create a diversion on stage, to light a dove pan, to light a candle…the possibilities are quite unlimited! You will need to supply your own batteries and flash products. NO INSTRUCTIONS INCLUDED. This item is intended for use by professionals ONLY. Not sold to minors.