AMSCAN-Party Favors Value Pack: Dinosaur Bookmarks. These plastic Dinosaurs make great party favors. This package contains twelve 4-1/2x3-1/8in dinosaur clips in a variety of colors that quickly and easily clip onto and page: blue; yellow; red; green; purple and orange. WARNING: Choking Hazard-small parts. Not for children under 3 years. Imported.