Hair Shaft The hair shaft may be the part of the hair that we are able to see. After the hair grows past the skin’s surface area, the cells aren’t alive anymore. It’s created up of three layers of keratin, a hardening protein. These layers are: Most importantly, keep hydrated, https://raymondfntyd.ltfblog.com/34923893/not-known-factual-statements-about-downtown-ottawa-hair-salon