So You Think You Can Dance. Swan Lake will never be the same. Dance the life fantastic in this inflatable adult costume. Hilarious, humorous, funny only begins to describe this costume. It will be a hit at recitals, Halloween, masquerade and other party events. The costume comes with an inflatable jumpsuit and battery operated fan and fabric tiara. 4 AA Batteries not included. One size fits most. Product # SS25794G