Whether you're a medical student or an instructor, this human kidney model by Walter Products is a great teaching tool. This model is enlarged 3x, allowing close examination of internal structures, such as the renal capsule, cortex, medulla, pyramids with papillae, partially dissected renal pelvis, renal calices, ureter, suprarenal gland and more. | Walter Products Deluxe 3x Enlarged Human Kidney Model