Great for birthdays or just because, this eye-catching foil balloon is sure to delight space enthusiasts young and old! It features a rocket ship-shaped design that just needs to be filled with air using the included straw or a pump before displaying.Details:Multicolor16" x 21" (40.6cm x 53.3cm)Metalized polyester filmRequires inflation with air only - do not use heliumIncludes straw for inflation