Sixfold Life Size Design Eyeball Model Sixfold Life Size with Colorful Manual, Indicates 12 eyeball positions: Corneal, Sclera, Choroid, Retina, Iris, Lens, Vitreous Body, Optic Nerve, Central Fovea, Cochlear Vein, Ciliary Body, Central Retinal Arteriovenous. Disassembly Design Eyeball Model Shows Anatomical Structure of the Human Eyeball, which can be Directly Disassembled and Assembled with 7 Parts, Three-Layer Membrane of the Eyeball (Adventitia, Media, Intima), Cornea, Iris, Lens, Vitreous, in which the Muscles on the Sclera are Attached and Part of the Choroid can be Observed. Environmentally Friendly Materials Based on Years of Experience in Manufacturing, We Use Environmentally Friendly PVC Materials to Manufacture Eyeball Models, which are Characterized By: Non-Toxic, Odorless, Durable, Easy to Clean and Preserve. Wide Range Of Uses : Eyeball Model can be Used in Hospitals, Offices, Schools and Universities. An Ideal Snatomical Eyeball model for All Offices of Medical Professionals, Teachers, and Students. 100 % Customer Service : We Provide 24 Hours*7 Customer Support.