These Dinosaur Early Learning Luminous Dinosaur Fossils Wall Decal Stickers are a cool way for a kid to learn their dinosaurs! They have the names of the species of dinosaurs so they can fall asleep studying dinosaurs as they glow green in the dark. They might actually learn come to know them more than you do! "No Mom, that's an Allosaurus, not a T-Rex". They come with the names of all eleven dinosaurs, bones, ribs, and skulls. Made of vinyl.