This detailed lung designed to simulate the breathing mechanism, making it an ideal educational toy for kids interested in biology. It provides a learning experience, allowing children to explore the anatomy and function of the lungs. The model's realistic design and interactive features make it a valuable addition to any educational setting. Features -Color:Red -Material:Plastic -Size:19.00X11.00X11.00cm/7.47X4.32X4.32in -Realistic breathing demonstration: accurately diaphragm movement to demonstrate the human breathing process, providing a learning experience for students -Practical for educational use: ideal for middle school biology experiments, this model helps students gain a deeper understanding of respiratory principles through practical application -Interactive and visual aid: the visible breathing motion enhances student engagement and interest, making the learning process more interactive and enjoyable -Sturdy materials: made from durable materials, this built to last, ensuring longterm use without easy damage, making it a reliable educational tool -Easy to operate: designed for simplicity and convenience, this easy to use, making it suitable for both classroom teaching and laboratory experiments Package list: 1 x Lung breathing model