DescriptionAre you still looking for teaching tool lung model? Then, our human lung model is carefully prepared for you. Using plastic material, it is safe and realistic. The perfect and excellent teaching lung model for you. It is one of the best choices for you.Features- Color: As shown. - Material: Plastic. - Size: 31.00X18.00X13.00cm/12.18X7.07X5.11 inch. - Vivid color, realistic appearance details of the respiratory lung teaching model will give you lifelike visual experience. - Widely applied in home, laboratory, middle school, university, training institution, nursing school, etc. - Premium materials and good craftsmanship ensure its durability and practicality. - The nice and great learning tool for students or anyone who has interest in respiratory system lung. - Easy to operate and simple to use, suitable for students, teachers, expert, parents, etc.