Dino-Mite Pterodactyl Hanging 3D Decorations. Create a fun prehistoric look with these assorted foam Dino-Mite Pterodactyl Hanging 3D Decorations! You'll love how easy these decorations are to hang thanks to the included nylon hangers. Includes a red, yellow, blue and green pterodactyl. (4 pcs. per set) 21" x 14 3/4" Simple assembly required. Includes nylon string hangers.