American Educational Large Ear ModelMuch like small ear model, the larger model is enlarged four times External ear is represented by the auricle and auditory canal Includes a detailed key Includes a sturdy base and is made out of strong plastic Attributes to this model are the ability to dissect portions of the ear into six parts Much like small ear model the larger model is enlarged four times. Attributes to this model are the ability to dissect portions of the ear into six parts.