Dimension 9 3D Lenticular Bookmark with Tassel, Dinosaur Collage Featuring Tyrannosaurus Rex and Brachiosaurus (LBM023) High quality lenticular printing features incredible 3D, motion, or flip effects Includes color coordinated tassel to match bookmark art Over 120 designs available including nature, wildlife, floral, U.S. National Parks, armed forces, dog and cat breeds, zombie, trend Unique gift idea for back to school or holiday stocking stuffer Lenticular iPhone covers also available from Dimension 9