SOON is Cotril's ultra-fast permanent coloring, in fact it requires only 10 minutes of application. It consists of 9 series, for a total of 46 shades: the Supershadows series lightens up to 4 tone levels. Rich and soft cream, easy to mix and apply. 1:1 dilution. It is available in 98 intermixable shades that are highly reliable and faithful. Dilution 1:1.5 and 1:2 for Superblondes.