This miniature human skeleton model measures 17 inches tall (17.5 inches when mounted on its stand) and features articulated joints with movable knees, ankles, elbows, and wrists. Arms and legs are attached by threaded studs with nuts allowing flexibility adjustment. The model includes an articulated mandible and removable skull cap with realistic anatomical details. The rod mount and 4.5 x 4.5 inch plastic base allow easy display. Made from durable washable polymer suitable for years of handling. An interesting desk ornament for teachers, professors, doctors, and students, and a great basic anatomy reference for science classrooms.