Hair Shaft The hair shaft is definitely the A part of the hair that we are able to see. As soon as the hair grows beyond the skin’s surface, the cells aren’t alive anymore. It’s made up of three layers of keratin, a hardening protein. These layers are: " Nazarian https://manueltahnu.bligblogging.com/36941162/5-essential-elements-for-best-hair-salon-in-ottawa