Become the king of the ocean with our kids inflatable shark costume! When it comes to unique and hilarious costumes, our inflatable costumes are unbeatable! Fill yourself with air and jump into our blow up suits which are sure to get your outfit noticed. The battery packs will keep you inflated for up to seven hours, so there is plenty of time for fun and frolics. Simply step inside the costume, attach the battery pack and turn on the fan. Once zipped up, the costume inflates within seconds.