There's elastic around the wrists and ankles to make sure you and your dino's moves are synchronized.
Because, sure they look really cool and it would've been amazing to have a zoo of dinosaurs to go gawk at, or a theme park entirely devoted to them, but mostly because we would have totally loved to have dinosaur pets. Prehistoric PalsWe're kind of sad dinosaurs don't exist anymore. Yes, it's not as good as actual dinosaurs, but having tested out this T-Rex suit by playing lawn games, going on rides, busting a move, and causing reptilian mischief? Inflatable T-Rex Costume for Adults Thus you can take on dance parties or costume parties by wearing your true colors: King-of-the-Dinos T-Rex brown.