1、PVC Material: The human anatomical model kit is made of excellent PVC material, which is environment friendly and non toxic, easy to clean, and has a stable base to keep it upright. 2、Detachable Torso Model: Torso model includes torso, brain (2 parts), heart, esophagus trachea and aorta, lungs (4 parts), cranium, stomach, diaphragm, liver, pancreas, intestine. 3、Skeleton Model: The skeleton model has blood vessels, built in heart, can manipulate organs and systems on its own, demonstrating the natural motion and different postures of the spine. 4、Heart Model: The heart anatomical model clearly showed the left atrium, right atrium, left ventricle, right ventricle, pulmonary artery, pulmonary vein, pulmonary valve, aorta, etc. 5、Applications: The human body model kit can be used in medical teaching, health course, academic research, as well as publicity and display of medical institutions and other scenarios. Item Type: Human Body Model Kit Material: Environmental Friendly PVC Color: Color Painting Torso Model: Approx. 26cm / 10.2in Skeleton Model: Approx. 45cm / 17.7in 1 x Human Torso Model 1 x Skeleton Model 1 x Heart Model