Walter Products B10405A Human Heart Model, Life Size, 2 Parts, 4.5 x 3 x 3 Inches Life-size human heart model on base for use in for patient education or anatomical study Can be removed from base to provide close examination of all sides Removable section provides access to chambers, valves, and major vessels Includes labeled diagram 4.5 x 3 x 3 Inches (H x W x D)