Full size normal cut-away of right side of lung shows bronchus, arteries, vein, two lymph nodes, bronchial passages and trachea bifurcation. Lung anatomy model size: 4-1/4" x 5-1/2" x 8-1/4" Card size: 6-1/2" x 5-1/4" 5" x 6" x 1" White Base included with every model. Made of durable high quality materials.