Mix Colour Intensivo 1 to 1.5 with peroxide.
3% to add colour, darken or lift 1 shade
6% to cover grey or lift up to 2 shades
9% to lift up to 3 shades
12% for up to 5 shades of lift with the Highlift series only - mix 1 part colour to 2 parts peroxide.
Use the X series for extra grey coverage.The X series has extra colour pigments and can be mixed with all other shades.