Axis Scientific 3-Part Painted and Numbered Human Skull Model | Life Size Plastic Skull Show the Muscle Origin and Insertion Points for 48 Muscles | Includes Detailed Product Manual | 3 Year Warranty From Axis Scientific, here is the painted and numbered human skull. It features a removable calvarium that is held on by small pegs and magnets with an articulating jaw. The model is also painted and numbered to show the muscle origin and insertion points for 48 muscles on the left side. Bony landmarks are present, as well as impacted wisdom teeth- a rare feature in many other skull replicas. With minimal external hardware, this model provides an uninterrupted study of the skull, which is essential for scientific education. Comes with a detailed, full-color product manual to identify the relationship between the skeletal and muscular systems. This line of products was designed by and for medical professionals, using only the finest materials to craft each model. Made by Axis Scientific. Measures 8x7x5 inches. Weighs approximately 2 lbs.