Characteristics: Presentation of the outer, middle and inner ear. Increased 3 times. Made of PVC plastic, natural size with basic support. Used in the schools in educational programs, demonstrations and student studies. Great model for doctors to communicate with patients. EAR anatomy model only, other accessories demo in the picture is not included. Parameter: Product name: 3-piece ear model Product size: 34 20 21 cm 13.38 7.87 8.26 Product weight: 1.5 kg Product material: PVC Package includes: 1 x 3x magnifying EAR anatomy model Note: Please allow the small color difference due to different display or light environment. Since it is a manual measurement, the product size has a small range error. Please note the actual product.? (full satisfaction guarantee) - we strive to offer each customer the highest customer service. If you have any questions, please contact us, we offer a friendly service within 24 hours. ? (laboratory accessories) - PVC material does not have to worry about being broken by students, so it is a great complement to their laboratory supplies. Ideal for school teaching tool, learning ad and collectibles. It is also a communication tool for doctors and patients. ? (realistic, easy to learn) - Incredible teaching demonstration instrument of the human ear that imitate real human ear form is realistic, clear the ear canal with digital indicator signs, easy to watch and learn. Is rarely your practical training helps. ? (Material) - It consists of PVC environmentally friendly materials, computer colors matching, high-quality hand painted, true real display of the human ear structure. Mounted on the base, made of high quality plastic. ? (3x Ear Anatomy Model) - Use this 3-part anatomical ear model to study and display exact features of the human ear The 3-fold magnification ear atomic model includes realistic-looking cartilage, muscles .