This wonderfully detailed 4D model is sure to get under your skin. With 12 detachable pieces, you'll learn all about your skin and what lies beneath it a fascinating journey. Four strands of hair extend from the cubical section, and the four layers of epidermis are staggered one on top of the other, allowing a scaled understanding of how thin each one actually is. , , There are arteries and veins, sweat glands and pores, exterior and interior views of hair follicles, and more. The largest human organ might prove more complicated than you initially think! This high-quality, hand-painted model is perfect for the classroom or doctor's office, or in the home of curious scientists. 4D human anatomy skin model by 4D master. Includes illustrated assembly guide and description of the anatomy along with some fun q&a to test your knowledge. Also includes display stand. When assembled model stands about 13cm tall.