OFFICIALLY LICENSED FUNflatables Jurassic World Indominus Rex adult inflatable costume is perfect for dress-up, cosplay, everyday character play, theater stage costuming, Halloween parties, trick-or-treating, and more. Includes inflatable Indominus Rex adult costume includes a dual power pack and fan. Batteries not included. This must-have inflatable costume is perfect for anyone who wants to celebrate Halloween in style! Ideal for Halloween costume contests, parties, trick-or-treating, or any occasion. You're never too old to dress up for Halloween, whether you're revisiting an old favorite from childhood or trying something new. Look to Rubies for classic and licensed pieces for every costume occasion and season: Halloween, Christmas, Mardi Gras, Easter, and all occasions in between.