electric unicycle airless tube.type of innertube for tyre. NOT FOOD.Date of invention is October 31 in the year 2021.3D print licence.Non commercial, no derivatives.Work in progress, details may change.Sold as is where is, without warrenty. use at own risk.Print notes,to suit.10 shells, 20% infill. the print is untested print as yet. but those recomendations to start. Thanks. Infill. Suggested, hexigon, waves, snakes, monkeys, etc.I do not supply filament nor the printed object thing. I'm only currently selling Stl copies as per above.PRICE LISTPrice $10 buyes a copy of the stl file allows you to sell 4 prints only.repurchase for every 4 prints.If you want to purchase the ownership of this invention thing license, message me.Price for ownership of this thing license price is $50,000. thats the full and final total price to pay for ownership.message me if interested.Thank you.