... contains stable ingredient, lock color factors in inner layer of hair, the color is natural and can help dye ... normally, shampoo hair when there is a lot of grease on hair or hair is too dirty,dry ... dye cream with hair developer cream at the proportion of 1:1 evenly, then apply the mixture on ... hours, can be used.2) Keep out of reach of children. In case of eyes contact. Rinse thoroughly with water.3) ...