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Natural Base Shade Number: 5
Use this formula
Mix one inch of Koleston number 7/43
with a teaspoon of 9% Hydrogen peroxide.
No Pre-Bleach required
FORMULA
This formula is created with sustainability in mind. The volumes suggested are enough for a successful result on a test strip. For actual whole head and root applications you would use the same formulas but increase the amounts to the manufacturers recommendations.
Target Colour Koleston 7/43
To colour Base Shade number 5 to Koleston number 7/43
use the following formulas
Application
Apply the formula above from roots to ends in one application. Comb through and apply more hair dye again to assure complete penetration of the hair dye. Leave for 40 minutes then wash off the hair dye and a perfect Koleston number 7/43 has been achieved.
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