Feature: 1. [Fine Workmanship] Imitation of the real human body, meticulous workmanship, accurate structure, including the details of the main system of the body. 2. [Multipurpose] Wide range of uses, this human torso model can be used as a teaching aid for physical health knowledge, suitable for use in schools, hospitals, etc. 3. [Structure Observation] Including the internal organs of the human body, it is easy to observe the internal structure of the body, which can improve the understanding of organ structure. 4. [Learning Tool] This human body model helps discover the inner function of your body, has very high teaching value, and is also ideal for interactive toys and learning. 5. [Detachable] Professional teaching model, made of environmentally friendly PVC material, equipped with a head model, and the internal organs of the torso model are detachable, easy to use. Specification: Item Type: Human Torso Model Material: PVC, Environmentally Friendly Size (with Head): Approx. 45cm/17.7in This is a teaching model, the internal organs of the torso model are detachable. Package List: 1 x Human Torso Model1 x Head Model1 x Manual1 x Accessories Note: Manual measurement, please allow 0.4‑0.7in error.