If you use any types of colours for hair its look like very good but its just for 3 or 4 months, slowly you feel that your hair is worthing. and slowly your hair will becomes take white colour, it means your natural black colour of hair is becomes turn into white colour, its very bad things, so please I request everyone that you are using any types of hair colours first ask some one who use this colour mostly, then you can use and it will safe, otherwise your hair will 100% damage. be carefull always