Keratin treatment sun damaged hair and can be used with other hair treatments such as highlights and coloring.keratin, silicon, collagen & protein from silk and promotes brilliant shine. It&＃39;s mononuclear technology will turn back time to restore hair&＃39;s elasticity and cuticle that has been damaged by highlights and coloring.keratin, silicon, collagen & protein from silk and promotes brilliant shine. It&＃39;s mononuclear technology will turn back time to restore hair&＃39;s elasticity and cuticle that has been damaged by highlights and coloring.