Silk extract to improve the result of coloration. Additive to add to the bowl of dye in order to achieve better penetration of hair dyes and give them softness, lightness and superb reflexes. Extremely helps enhance smoothness and shine in the hair coloring process, helping to mitigate its negative effects. Its a restructuring and regenerating the hair fiber ensures respect for the hair and gives it more smoothly. It can be used both as permanent stains.
