Hair Shaft The hair shaft is definitely the part of the hair that we can see. Once the hair grows past the skin’s surface, the cells aren’t alive anymore. It’s produced up of three layers of keratin, a hardening protein. Those layers are: The everyday mammalian hair includes the shaft, https://fiverr-seo-course-free65431.bloginwi.com/69852772/what-does-hair-salons-ottawa-il-mean