The Safari Ltd. Toob Human Organs set features eight detailed replicas of the most important human organs. The hand-painted figures are ideal as visual educational material for the classroom or for learning through play at home. Included are the brain, heart, lungs, stomach, liver, kidneys, and small and large intestines, among others. The individual figures measure between 4 and 7.5 cm in size, are non-toxic, and BPA-free. The miniatures are delivered in a practical, resealable tube with a diameter of 3.8 cm, ensuring easy storage.