VEVOR Human Ear Anatomy Model, 3 Parts 5 Times Enlarged Human Ear Model Displaying Outer, Middle, Inner Ear with Base, Professional PVC Anatomical Ear Model for Education Physiology Study Teaching Realistic 3D Model Fun Anatomy Learning Detachable Design Durable PVC Material Multi-Functional Human Model Detailed Explanations Model Scale: 5 Times Enlarged,Base Size: 5.94 x 5.94 x 0.79 inches/151 x 151 x 20 mm,Item Model Number: LD-303A,Product Weight: 1.98 lbs/0.9 kg,Material: PVC,Product Size: 12.80 x 6.18 x 8.07 inches/325 x 157 x 205 mm