The Famous Inflatable T-Rex Costume Is Super Funny! This Halloween You Can Flop Around In This Fossilized Inflatable T-Rex And Have Everyone Chuckling. Simply Step Into The Costume, Zip It Up And Turn On The Fan To Inflate. The Fan Is Kept In A Small Pocket So Costume Says Inflated With Ease. Even Though He May Be A Skeleton, This T-Rex Will Still Be The Life Of The Party! Available In: One Size Fits Most (5Ft 6In To 6Ft 3In) Materials: Pvc Batteries Not Included.