What is the cone shape located at the base of the hair follicle called?

The cone shape located at the base of the hair follicle is known as the dermal papilla. This structure plays a crucial role in hair growth and development as it contains blood vessels that nourish the hair follicle. The dermal papilla is rich in nutrients and signals that are essential for hair follicle function, including the regulation of the hair growth cycle. It is surrounded by the hair bulb, where the hair strand itself is formed, but the specific shape and function of the dermal papilla make it a vital component for the health and growth of hair. Understanding the role of the dermal papilla is essential for those in the cosmetology field, as it influences not only the process of hair growth but also the overall health of the hair.