Inflatable T. Rex overhead mask with included fan. Includes mask only. Pair with one of Rubie's officiallydinosaur costumes for a complete head to toe tyrannosaurus look! One Size designed to fit most adults and older teens. Inflatable feature has included fan that requires minimal assembly, please follow instructions. Requires AA batteries (not included); do not use rechargeable, nickel-cadmium; please remove batteries from fan while not in use. Pair with friends and join others in the inflatable dinosaur movement and create your own pack of airhead inflatable dinos! Rubie's brings fun and fantasy to dress-up with the broadest selection of costumes and accessories, offering everything from full mascot suits to masks and wigs, from deluxe licensed costumes to simple starter pieces, from costume shoes to character make-up, and so much more. Family-focused, and based in New York since 1951, Rubie's promotes safety in dress-up so you can relax and have a great time while looking the part. Look to Rubie's for every costume occasion and season.