Description: Minify 1x Human Lung Normal & Pathological Comparison Model Kits for School Medical/Anatomical Teaching Display Clearly shows the lung respiratory system diseases pathology features Great for school teaching tool - smoking is hazardous to health, also will be a great addition to your lab supplies Material: PVC Material Color: As pictures shown Size Chart: Normal Lung: Approx 6 x 9cm/2.36 x 3.54inch Pathological Lung: Approx 9 x 9cm/3.54 x 3.54inch Package Includes: 1 Human Lung Normal & Pathological Comparison Model Set