Human kidney disease model Medical prop model Anatomy anatomy disease pathology stone organ teaching suppliesHuman kidney disease model Medical prop model Anatomy anatomy disease pathology stone organ teaching supplies 100% new and high quality Features: Use to decorate your doctor or cardiologist's office. This human kidney model is actually the right size to represent a real adult kidney. Made of polyvinyl chloride (PVC) plastic, which is corrosion resistant, lightweight, and has high strength. Human kidney anatomical model is life size you can see clearly