Made of food grade PVC, eco-friendly materials, computer color matching, high quality hand painted. Applicable to schools, in physical teaching, it can be used as a physical knowledge teaching of visual aids, so as to deepen the understanding of the structure of the human urinary system. The model shows the structure of the urinary system, the renal cortex of the kidney section, the renal medulla and the bladder of men and women, etc. The model consists of six components including the peritoneal cavity of the urinary system, the kidney section and the bladder profile of men and women, etc.The anatomy is very standard. It is a rare product for teaching and learning and communication between urologists.