This model is a natural large and neck superficial neurovascular muscle model, 1 part, showing the details of the human right and neck and the median sagittal section, including the exposed superficial muscles of the face, the superficial blood vessels of the face and scalp, , parotid gland and medial structure of upper respiratory tract and cervical spine sagittal section structure. This model shows the local morphology of the inner and outer sides of the mid-sagittal section of the and neck, as well as the blood vessels and nerves and other structures, with a total of 100 position indicators. Material: PVC material, paint, computer color matching, colorful painting. The red, yellow and blue colors of the : red-arteries, blue-veins, yellow-nerves. Colour: multicolor Material: PVC Size: 21.5x10x24cm Package Contents: 1 * Neurovascular model Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.