Characteristics: The education model is made of high quality PVC material, which is non-toxic, harmless and durable. Feature with standard technology and vivid design, easy disassemble and carry. Life-size regional human lung model based for anatomical study. This model is designed as a teaching tool for anatomy and physiology courses. Ideal for teaching and studying by doctors or other professionals. Specification: Material: PVC Maat: approx.13.5x15cm/5.31x5.91in Colour: As picture shown Quantity: 1 Set Notice: Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not match the actual colour of the item. Thank You Package includes: 1 Set x Human Lung Model (other demonstration accessories in the picture is not included). Characteristics: The education model is made of high quality PVC material, which is non-toxic, harmless and durable. Feature with standard technology and vivid design, easy disassemble and carry. Life-size regional human lung model based for anatomical study. This model is designed as a teaching tool for anatomy and physiology courses. Ideal for teaching and studying by doctors or other professionals. Specification: Material: PVC Maat: approx.13.5x15cm/5.31x5.91in Colour: As picture shown Quantity: 1 Set Notice: Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not match the actual colour of the item. Thank You Package includes: 1 Set x Human Lung Model (other demonstration accessories in the picture is not included).