Schwarzkopf Goodbye Yellow Neutralizing Wash- | The shampoo said to control the yellow tones underneath. Its vegan, pH 4.5 and sulfate-free formula gently purifies the hair and strengthens it thanks to its integrated bonding technology. It works effectively on cold-toned blonde hair, counteracting and neutralizing the underlying warm tones. In each application you will avoid color loss, prolonging its shine and improving its intensity. Translated by Google