Great for birthdays or just because, this eye-catching foil balloon is sure to delight dinosaur enthusiasts young and old! It features a stegosaurus-shaped design that just needs to be filled with air using the included straw or a pump before displaying.Details:Multicolor19" x 23" (48.3cm x 58.4cm)Metalized polyester filmRequires inflation with air only - do not use heliumIncludes straw for inflation