Made of Fibre Glass. Various details shown include :-
Brain, Eyes, Ear, Nose, Lips, Chin, Wind pipe, Diaphragm, Spleen, Kidney, adrenal gland, Ureters, Bladder, Heart, Lungs, Stomach, Pancreas, Liver, Gall Bladder, Large Intestines & Small Intestines. Mounted on a wooden board.