Description: This two-sided kidney model has a normal anatomy cutaway on one side and a diseased anatomy cutaway on the other side Depicting: infection, scarring, atrophy, urinary (kidney) stones, tumor, polycystic disease, hypertension effects. This model is designed as a teaching aid for anatomy,medical and physiology courses Great for school teaching, learning,researching display, and also will be a great addition to your lab ornament supplies Size: Approx. 12*12*13cm / 14.96*8.66*5.51inch Materail: High quality safety PVC Color: As pictures shown Size Chart: Approx. 12*12*13cm / 14.96*8.66*5.51inch Package Includes: 1 Human Kidney Anatomical Model with Base and Stand Note: Due to the manual measurement, please allow 1-2mm differences in size. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand