Colorsilk is ammonia free permanent hair colour for enriched with silk proteins to help leave hair in better condition. Achieve 100% gray coverage in the comfort of your own home This specially blended, permanent hair-colour formula includes Revl0n 3D colour gel technology, which delivers rich, multidimensional colour that’s both natural looking and long lasting Multi-tonal colour, giving your hair definition and dimensionality from root to tip Colorsilk with keratin formulated with UV defense system Experience ColorSilk Beautiful Color for Beautiful Multi-Dimensional Long Lasting Color + Shine!3D Color Gel Technology, with the combination of the specially blended dyes, conditioners and polymers delivers natural looking, multi-tonal color from root to tip. This special formula not only boosts your hair color but also adds high dimensionality and shine. In addition, ColorSilk is enriched with UV Defense to help keep color vibrant and true. The nourishing silk proteins, infused into the formula, leave your hair looking healthy and in better condition than before you colored.