Material: Made of environmentally friendly PVC material, it almost shows the structure and is a rare tool for students to conduct relevant practical training. This valuable teaching model shows the spine, nerve roots, vertebral arteries, intervertebral discs, head, and hands and feet in three sections. The skull consists of a movable mandible, a cut skull, sutures, and a movable lower part. 85cm height: 1/2 high, high fidelity, made of environmentally friendly and durable PVC material, not easy to damage, stable base Applicable scenarios: Great for classrooms or surgeries. Due to the small size of the model, it can be seen at a reasonable distance and all important details can be easily identified. It is also a communication tool for and patients.