Melissa & Doug Stained Glass Frame Set

Part of the Botanical collection from Michael Aram, each piece is cast from branches found in nature. Cast from actual tree bark, the Bark Vases hold water up to a certain level and then show the beauty of the natural holes that bark creates over time. In oxidized copper, 2 sizes: 23.75 H or 16 H.

Illustrates the respiratory system from the frontal sinus to the diaphragm.

Includes views of the paranasal sinuses, larynx, and bronchopulmonary segments.

Also shows the structure of intrapulmonary airways and the cross section of alveolus.

Discusses the conducting system, lungs and pleurae, ventilation and gas exchange.

Size is 20 inches by 26 inches - Heavy Paper.

Smooth cloth surface

Steady rubber base

Extra thick

Great value for the money