Description: Durable material: The material is safe and environmentally friendly human body silica gel, soft, and the touch is close to that of a real person. Special design: Real-life casting process, three-dimensional, simulation, soft, easy to color. Wide range of uses: Ear models are great for school teaching tools, learning displays and collections; students and teachers can learn more details about the structure of human body, which plays a pivotal role in science and education. Multi functional design: Silicone ear display can be applied for acupuncture, puncture exercises, jewelry store display, also suitable for puncture practice, photo pose, and can also be regraded as an essential tool for teaching demonstrations Meaningful tool: This kind of proofing work is displayed in the store, and customers can intuitively see the difference in technical items and colors, just like seeing a real person. Specification: Color: As Shown. Material: Silicone. Size: Approx. 13.50*8.00*4.50cm/5.31*3.15*1.77in. Note: There might be a few color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Includes: Type1: 1 Piece Skin Color Left Ear Model Type2: 1 Piece Skin Color Right Ear Mode Type3: 1 Piece Left Ear With Rack Type4: 1 Piece Right Ear With Rack