Hair Shaft The hair shaft will be the A part of the hair that we will see. After the hair grows over and above the skin’s surface area, the cells aren’t alive any longer. It’s built up of a few levels of keratin, a hardening protein. All those levels are: https://marcobvpjc.buyoutblog.com/36143341/the-greatest-guide-to-hair-salon-in-ottawa-ontario