Natural Base Shade Number: 2
Formula 1
Mix 2 teaspoons of powder bleach with 25 ml's of 9% hydrogen peroxide. 1 application for three shades lift..
Pre Bleach to a natural base shade No: 5
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 Shade Goldwell 5NN
To colour Base Shade number 2 to a Goldwell number 5NN
use the following formulas.
Application:
To begin pre lighten the Natural Base 2 three shades to a Natural Base 5 using formula 1 then washout the bleach and apply formula 2 with a sponge pressing the Goldwell 5NN into the hair shaft (please watch the video). Leave for twenty minutes to pigmentate. Mix Formula 3 (Do not shampoo out formula 2) Apply Formula 3 over the top of Formula 2. and leave to activate for forty minutes. Shampoo and blow dry.