Redken Blonde Idol Base Breakers CLEARPerfect for subtle brightening. Achieve up to 1 level of lift in just 10 minutes Offered in 2 shades: Cool and Clear Ideal solution when there's too much contrast between a client's natural base colour and highlights Lets you "break the base" and bump up the natural level slightly Liquid formula for easy mixing, fast application and full saturation Use Cool to control warmth and Clear when warmth is desired or not a concern HOW TO USE: Mixed 1: 1