This recommended formula works well on all Natural Levels and pre colored hair. Color common sense applies that the darker the shade the warmer the results.
Formula 1:
- Redken Blonde Dimensions- 1 oz +
- Redken Pro-Oxide 40 volume- 1 oz
Formula 2:
- Redken Double Blonde- 1/2 oz. +
- Redken Pro-Oxide 40 volume- 1 oz.