Product Features It is an ultra nourishing, shaping and repairing care oil. It repairs and renews your hair without leaving an oily appearance. It contains the star ingredient bis-aminopropyl diglycol dimaleate, formulated to rebuild damaged disulfide bonds in your hair. It provides UV/heat protection up to 232 degrees while minimizing frizz. It strengthens and protects the hair structure by repairing damaged and damaged hair. Restores healthy appearance and texture. The safety and performance of Olaplex products have been extensively tested by independent third-party laboratories – in accordance with in-group industry standards. How to Use: Apply a small amount to damp or dry hair. Style it as you wish. For extra smoothness and shine - mix a few drops of Nº 7 Bonding Oil with a pea-sized amount of Nº 6 Bond Smoother.