protein structure

The hair, or fur, is composed of a substance called keratin (a protein structure) and grows from the follicles located in the dermis, a deep layer of the skin Princess Hair Review. Although only one hair of each follicle grows on human skin, animals have two types of hair, and both are born from the same follicle: deep hair and protective hair, and each protective hair is surrounded by between six and twelve deep hairs.

The deep hair constitutes the lower mantle; As its name suggests, it is as close as possible to the skin, it is especially soft and thin and acts as a perfect insulator thanks to its density. The protective hair forms the upper mantle of the fur, which has a coarser structure.