Bigen Speedy Hair Color Conditioner gives superior darkening results instantly. By adjusting the color developing, time, different darkening effects may be achieved.
Grey hair can be significantly darkened in just 5 miuntes.
Grey hair can be gradually darkened via repeated applications with shortened applications with shortened color developing time.
Grey hair can be pervectly darkened by extending color developing time to 10-15 minutes.
The darkened hair will look elegant with long-lasting color.