Description: 【Precise Anatomical Structure】The Lung Segment Anatomy Model realistically recreates size of the human lung, clearly displaying all 10 lung segments (upper, middle, and lower lobes), facilitating precise anatomical research and making it ideal for medical teaching and clinical training. 【Color Coded Zoning】Vivid colors (orange, gray, yellow, green, blue, etc.) and clear lung segment numbers make identification of each lung segment faster, thereby improving learning efficiency and depth of understanding. 【Scientific Annotation】Each lung segment is labeled with a standard anatomical number and corresponding text description, helping doctors, students, or patients accurately grasp lung structure. 【Material】The Human Lung Anatomical Model is made of PVC material, which is soft and elastic with a realistic surface texture that simulates lung tissue; it is environmentally friendly, sturdy, drop resistant, and wear resistant, suitable for long term use in educational or medical environments. 【Practical Size and Stability】The dimensions of Human Lung Model are 17.5cm x 14cm x 24cm / 6.89inch x 5.51inch x 9.45inch. It comes with a sturdy base and can be placed stably on a table or , making it convenient for classroom presentations, hospital consultations, academic exchanges and health science . Specification: Material: PVC  Size Chart: 17.5cmx14cmx24cm/6.89inchx5.51inchx9.45inch Package Includes: 1 Lung Segment Anatomy Model Note: Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.!