? Specification: Item name: Ear Anatomy Model Material: PVC Size: 21 32 13cm 8.3 12.6 5.1 inches Color: as pictures shown ? The model of the large ear suitable for the scientific curriculum shows the ear of the inner structure and the position of the exterior ear, the middle ear, the inner earrings and the equilibrium relationship. ? The outer ear: auricle shape and inherent features of the outer ear canal. ? The middle tube: the outer wall of the eardrum, the intraculation of the interior connection and the inner wall of three ear bones (Malleus, Incus, Stapes.). ? Lost the inner ear and a bone in the middle of the vestibular, in front of the cochlea and three semicircular channel. ? PVC, 4-fold zoom, inserted into the base. Divided into 3 parts. ? Note: Please allow 0-1 cm mistakes because of the manual measure. Please make sure you do not mind before they offer. Due to the difference between different monitors, the image may not match the actual color of the object. Thank you so much!? used in schools in educational programs, demonstrations and student studies. ? made of PVC plastic, natural size with base support. ? Finely detailed sclupturing with hand-mounted parts to medical education quality. ? This model is divided into 3 parts, enlarged 4 times. ? shows the three main structural parts of the hearing member (exterior ear, middle ear, inner ear).