L’Oréal Professionnel’s first lightening range activated by oil for up to 9 levels of lift. Oil developers for optimum use with the new Blond Studio 9 levels lightening powder.
• Activates the persulfate lifting agents
• Contains Mineral oil to reduce volatility
• For optimal results, use with Blond Studio 9 Levels Lightening Power and always tone Blond Studio services with DIA by L’Oréal Professionnel