the body. For example, the skin of the palms and soles does not have hair follicles whereas skin of the scalp, forearms, legs and genitalia has abundant hair follicles. There are many structures that make up the hair follicle. Anatomically, the triad of hair follicle, sebaceous gland and arrector pili muscle make up the pilosebaceous unit.

A hair follicle consists of :
* The papilla is a large structure at the base of the hair follicle. The papilla is made up mainly of connective tissue