3B® Anatomical Model - Deluxe Ear, 4-Part (3X Size)This 4 part anatomical human ear model represents outer, middle and inner ear. The detailed human ear model has removable eardrum with hammer, anvil and stirrup as well as 2 part labyrinth with cochlea and auditory/balance nerve. The ear is on base for easy display in a classroom or doctor's office. This ear model is a great way to teach and study the anatomy of the human ear. 3 times life-size. Product Specifications BRAND3B Scientific® MANUFACTURERS PART NUMBER12-4566 LENGTH INCHES13 WIDTH INCHES7 HEIGHT INCHES6 WEIGHT LBS4 DESCRIPTIONDeluxe Ear, 4-Part (3X Size) TYPEEar Models PACKAGE QUANTITY1 LIMITED WARRANTY1 Year