Details: The model shows the local morphology of the cervical spine, vertebral artery and spinal cord and spinal nerve composition, as well as the structure of the dura mater. There are 21 site indicators. Enlarged size, height 10cm, width 20cm, depth 16.5cm Material: imported PVC, imported paint, computer color matching, advanced color spray paint. Educational tools: Can provide patient education and improve the compliance and commitment of exercise by providing insight; used in company health plans to explain concepts; students are used to studying at home instead of traveling to the library late at night. Material: This model is made of high-quality plastic, light weight, easy to carry and durable. Sturdy, , harmless, non-destructive, non-deformable, non-penetrating, non-odorous, easy to store, easy to transport and many other advantages. Applicable to: doctor's office decoration, fine workmanship, clear shape, beautiful details, very suitable for school teaching tools, learning displays and collectibles. special model: suitable for basic teaching of human anatomical model and bone anatomical model, it can be used by to help patients understand what is being discussed, which is also a good toy. The model can also be used as a training tool.