What is cuter than a hippo in a tutu? Nothing, which is why you need to purchase the Adult Inflatable Hippo Costume. Complete with a shimmering pink tutu, this vinyl jumpsuit inflates using a battery-operated fan. The shoes are not included. Get some major laughs at your next costume part with this hippo outfit. It is funny enough to make you the life of the party, but cute enough to catch the eye of that handsome hippo across the room.