Pre-blended shades that offer a range of tones from cool to warm for beautiful, believable results and grey coverage. Featuring a rich, creamy formula with Cera-Oil Conditioning Complex that nourishes and continuously conditions for up to 30 shampoos. SoColor permanent and demi-permanent oxidative dyes are perfectly matched—so you can achieve seamless, scalp-to-ends color, that lasts and fades on tone.