Mixing Colour
If you have extra thick or long Hair, double the mixing amount.
If you have very short Hair, halve the mixing amount.
Regular Colours
1 part Hair Colour
with
1.5 parts Developer
eg. 1 Tube of Hair Colour
with 1 Bottle of Developer.
High Lift Blondes
1 part Hair Colour
with
2 parts Developer
eg. 1 Tube of Hair Colour
with 120mls of Developer.