Now, the second type of cartilage is the elastic cartilage. And this cartilage contains a high proportion of elastin fibers, and that makes it very flexible. And so it's no surprise that elastic cartilage is a type of cartilage that is found in our outer ear. 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.