Movie theme balloon set variety. Jurassic World, Dinosaur. The balloons can be inflated with helium to float. Balloon arrives uninflated. The set includes; Standard Premium Foil Balloon 17" Jurassic World Foil Balloon; 12? JURASSIC WORLD (8 PK) latex balloons and 31 Inch Jurassic World Balloon Medium Shape. Create an exciting party setup with this Jurassic World dinosaur balloon set, perfect for movie-themed birthdays and celebrations. Featuring a 17-inch foil balloon, a 31-inch character shape balloon, and eight matching latex balloons, it delivers a bold and fun display. Balloons arrive uninflated and can be filled with helium or air for flexible setup.