Officially licensed Jurassic World T-Rex inflatable costume with battery operated fan. Follow instructions on the package insert for fan assembly and battery insertion. Adult supervision is required for both. After assembling fan, plug in power cord from battery pack. Clip battery pack onto your own clothing that you are wearing under the T-Rex costume. Pull hood over the head carefully and tighten gently around face, Please see picture, child’s face is supposed to just poke out. Turn on fan to allow costume to begin to inflate and tighten the wrist, leg, and face. Put on gloves and GROWL Includes an action packed full-body inflatable jumpsuit that measures 5 feet tall, 21 inches wide, tail at 31 inches long, and head 14x19x7 inches. Excellent orange and brown multi-color detailing, with white scratch marks to show the most gruesome of fights. Signature yellow eyes and piercing white teeth, completes the look of this carnivorous creature. Inflatable costume fits child size Standard 8 to 10 and ages 5 to 7. 100 percent Polyester. Care instructions: wipe clean with damp cloth, line dry, do not wash, do not bleach, do not iron, and do not dry clean.