Blond Studio 9 Lightening Powder is the perfect choice for those looking to lighten their hair up to 9 levels. This unique formula, activated by oil, offers an accelerated lift during the initial stages of lightening. It is designed for off-scalp application and should always be used with Blond Studio Oil Developers for optimal results. To complete your Blond Studio service, pair with DIA by L'Oréal Professionnel and use exclusively with LP Foil or Easi Meche.