Davines Naturaltech Nourishing Keratin Sealer is a lightweight hair treatment designed to seal and nourish keratin-treated or color-treated hair. This 100ml serum helps restore moisture, enhance shine, and improve hair manageability while protecting against environmental damage. Infused with natural botanicals and keratin, it works to smooth the hair cuticle and reduce frizz. Ideal for all hair types seeking intensive nourishment and a polished finish. Apply to damp or dry hair, focusing on mid-lengths and ends for best results.