It is made of special plastic. Lung lobules are enlarged 150 times in the model. Lobules are shown with the arteries, veins, and bronchial branches. One acinus is open to show the alveolar duct. The combined alveolar model is enlarged about 1000 times in the model. Vessels, epithelial layer, and elastic and muscular structures can be seen in the alveolar wall. The passage of the arterial and venous vessels is shown. It is mounted on a base.
Dimensions: 43 x 48 x 16 cm. Weight: 2,7 kg.