specification Material: PVC Dimensions: 32x16X11 cm. Color: as shown Description: This model has a tibial section of rock, the labyrinth can be collected and opened and the tympanic membrane, the bone of the hammer and the anvil can be separated. It consists of the outer ear, the middle ear, in the humeral rock and in the inner ear and labyrinth shows the auricle, the external auditory canal, the tympanic cavity of the middle ear, the tympanic membrane and the auditory ossicolo, the Eustachian tube, the sacred rock and the inner ear labyrinth. Made of PVC, divided into 2 pieces, magnification 3 times. Note: 1. Please allow 0-1 cm error due to manual measurement. Make sure you do not mind before you bid. 2. Because of the differences between different monitors, the picture may not reflect the actual color of the item. Thank you!? PERFECT AFTER SALE: we operate with integrity, we ensure the quality of the premise, affordable. If you have problems after the sale, we will solve it for you until you are satisfied. ? : consists in the outer ear, the middle ear, in the humeral rock and in the inner ear and labyrinth shows the auricle, the external auditory canal, tympanic cavity of the middle ear, tympanic membrane, and the 'ossicolo ear, the Eustachian tube and the sacral rock and the inner ear labyrinth . ? HIGH QUALITY: anatomical model uses the best of PVC material, durable and resistant to falls, we believe that both the anatomical model you want . ? PROFESSIONAL DEVELOPMENT DETAILS: The human ear anatomical model was developed with the support of anatomical experts, vivid detail and offers you a stunning visual view of the intricate details of the human ear. ? INSTRUMENT OF DOCTOR-PATIENT COMMUNICATION: The anatomical models are typically used as educational aids in medical and scientific classrooms and in office environments. for use in patient education or in anatomical study.