Schwarzkopf Professional Igora Vario Blond Plus Brightening is a brightening powder that offers you up to 7 levels of lightening and precise neutralization. Integrated Fiber Bond technology strengthens the bonds within the hair fiber to reduce hair breakage. For use with Igora Royal Oil Developer (3% / 6% / 9%). It is recommended to mix 35 g (1.2 oz) of lightening powder with 70 ml (2.3 fl oz) (1: 2) of Igora Oil Developer 3% / 10 Vol., 6% / 20 Vol. or 9% / 30 Vol. until a smooth cream is obtained. Apply immediately after mixing. Even distribution and a sufficient amount of product ensure the best equalization. Apply carefully and evenly in thin sections to dry, unwashed hair only, starting at the nape of the neck. Development time: 20-45 minutes, depending on texture, developer used and desired results. After development, rinse thoroughly with lukewarm water. Store in a cool, dry place.