It is ideal to achieve the most daring blonde tones without compromising hair quality. Achieves up to 7 levels of lightning with maximum neutralisation and enhanced cosmetics. Ammonia-free formula containing the exclusive BondIN System is a multi-step protective, bridge-strengthening and repairing system whose combined action protects existing bonds, repairs broken bonds and creates new ones to help hair stay strong from the inside out. It provides a 360° protective shield around chemically treated hair to fight against external aggressors, including pollution.