Balloon catamaran boat

This is a balloon catamaran boat. You may put a balloon on it and it will run! Here is my first balloon boat, you may also like it: https://www.thingiverse.com/thing:2800309 And here is more information about my new catamaran boat: http://3d-pechatnik.ru/content/3d_print_portfolio/igrushki_na_3d_printere_dlja_detej/katamaran_na_3d_printere/