So it's very, very flexible as well as our epiglottis that constantly has to move, and so it must remain flexible. The epiglottis is found inside our neck. Now, the fiber cartilage is the final type of cartilage that consists of two types of collagen fibers type one and type two. And it's the fiber cartilage that is found in the intervertebral discs inside our spine. So as we mentioned earlier, carthage consists of cells known as chondrocytes. And these chondrocytes are the cells that create the extracellular matrix.