Be the hit of the party when you show up in the Jurassic World Inflatable Blue Costume. This inflatable dinosaur suit with sounds will have you ready for a journey back to prehistoric times. The Adult Jurassic World Fallen Kingdom Velociraptor Blue Inflatable Costume with Sound features a full bluish-gray inflatable suit with battery operated fan and "roar" sound box. The jumpsuit has a zipper closure for easy in and out. Requires 4 AA Batteries not included. One size fits most adults.