What It Does This lightweight, binding powder instantly lightens and brightens to blend dark and gray roots. washes out with shampoo and works in seconds. What’s In It Color binding complex with unique adhering agents glides over roots and locks color into place in just one swipe. multi-chromatic pigments for self-adjusting color that matches your signature hue and blends visible unwanted roots. Hidden sponge applicator allows for precise control and coverage. The secret weapon for at home or on the go! What’s NOT In It Peroxide, ammonia, or any harsh or permanent dyes. Not tested on animals.