Features:Made of environmentally friendly PVC, very safe to use.It comes with a base for study more clearly.It can be removed from base to provide close examination of all sides.Removable section provides access to chambers, valves, and major vessels.Life-size human heart model on base for use in for patient education or anatomical study.Specifications:Material: Eco-friendly PVCLength: Approx. 21cm / 8.27inchWeight: Approx. 491g1.Right atrium2.Right auricle3.Superior vena cava4.Inferior vena cava5.Right ventricle6.Pulmonary trunk7.Ascending aorta8.Arch of the aorta9.Brachiocephalictrunk10.Commoncarotid artery11.Subclavian artery12.Arterial ligament13.Descending aorta14.Left auricle15.Leftventricle16.Rightcoronary artery17.Anteriorinterventricular branch of left coronary artery18.Circumflex branch of left coronary artery19.Great cardiac vein20.Middle cardiac vein21.Small cardiac vein22.Posteriorinterventricular branch of right coronary artery23.Coronary sinus24.Fossa ovalis25.Openingof coronary sinus26.Tricuspid valve27.Pulmonary valve28.Left atrium29.Bicuspid valve (mitral valve)30.Aortic valve31.Left pulmonary artery32.Left pulmonary vein33.Rightpulmonary artery34.Right pulmonary veinPackage Included:1 x Heart Model1 x Base1 x AccessoryNote:Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.