Features: This human nasal cavity throat anatomy model shows the basic anatomical detail of nornal and pathological throat, including: internal structures of the mouth, nose, pharynx, and throat on the inner side of head, as well as the structures of cerebral blood vessels and nerves and more. Human anatomical nasal cavity throat model featured numbered parts. Perfect for the throat diseases research and clinical settings. A professional anatomy teaching presentation model for medical lecture report, doctor office. Designed to replicate and show the real anatomical structure of human nasal cavity throat. Advanced computer colorful painting, various colors are for distinguish different positions. Realistic human organ structure, easy to observe and view. Made of quality PVC material, good durability, corrosion resistant, lightweight, and has high strength, not easy to fade and deform. Non-smelly, non toxic, reusable. Widely used for hospital, doctors office, anatomy classroom, advanced student and clinicians, laboratories, school medical presentation, and scientific reaserch institutes, educational purposes only. Specifications: Material: PVC Color: As Picture Shown Type: Normal Throat; Pathological Throat Size: Approx. 14x22cm/5.51x8.66in Weight: Approx. 267g; Package Includes: 1 Piece Human Nasal Cavity Throat Anatomical Model note: 1.Please allow 0-1cm error due to manual measurement. make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you