IdHAIR - Colour Bomb 250 ml - Cold SilverId Hair Color Bomb Cold Silver is a nourishing color enhancer that gives hair color more life and intensity. However, these condosions make it easy to maintain the hair color until the next coloring. Color Bomb is a direct color, which can be used as a color refresher or as a half color. It hydrates the hair where vitamin B5 helps strengthen the hair and hair cells. The hair becomes healthy and delicious and appears freshly colored for a long time.