Oversized model is 5 times the size of the human eye and shows inner anatomy including optic nerve, disc, macula, retina, central retinal artery, and vein. Lens and cornea are removable. Size 5" x 3" x 4" (13 cm x 7.5 cm x 10 cm). Information card is 6.5" x 5.25" (16.5 cm x 13 cm).