Blond Studio 9 Lightening Powder offers a high-performance formula that delivers up to 9 levels of lift and optimal neutralization. It a multi-technique lightener that boosts the total lift with results visible after only 10 minutes, even on the darkest bases. The Blond Studio 9 Lightening Powder is enriched with Olicare Complex™, a caring blend of ingredients within formulated to improve the cosmeticity of the hair. The Olicare Complex™ complements the oil-enriched 20- and 30-volume developers, which are responsible for boosting the lightener’s lift. Blond Studio 9 Lightening Powder is to be mixed exclusively with the Blond Studio 9 Oil Developers.