1.This model shows the internal structure of the mouth, nose, pharynx, and larynx as well as structures such as cerebrovascular and cranial nerves. (with digital mark) 2. This exceptional anatomical model offers a great view of the human nasal cavity throat. 3. Human life-size nasal cavity throat model mounted on a base for use in patient education or anatomical study. 4. Anatomical models are typically used as educational aids in and scientific classrooms and office settings. 5. Made of high quality PVC.provides an in-depth and cost-effective approach to anatomy research. Size: 24*12*12cm Color: red + yellow Material: PVC Package Content: 1* Human nasal anatomical model Only the above package content, other products are not included. Note: Light 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.