SP Luxury Oil Keratin Reconstructive Elixir by System Professional. Reconstruction and smoothing treatment for all hair types, even fine hair. An excellent treatment that penetrates the internal structure of the hair to effect a transformation from the inside out. Its advanced formula helps protect keratin from the fiber to improve softness and shine. This oil offers long-lasting benefits, thus promoting long-lasting improvement in the condition of your hair. Furthermore, it facilitates manageability and protects the keratin from mechanical stress. It has been enriched with jojoba, argan and almond oils to improve hair nutrition and hydration.