Hair Shaft The hair shaft is the A part of the hair that we are able to 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. These layers are: Most importantly, keep hydrated, as https://digital-mktg65421.csublogs.com/43334866/what-does-hair-salons-ottawa-il-mean