Goldwell Dualsenses Blondes + Highlights 60 Sec Treatment neutralizes unwanted yellow tones to help you maintain blonde colour vibrancy. Shown to instantly regenerate hair up to 100% in just 60 seconds, this purple-toned hair treatment will deliver restorative ingredients to strengthen and repair natural or colour-treated hair. Formulated with Luminescine to transform non-visible light into visible light for gorgeous brilliance, you will be protecting and preventing future damage while getting a high shine and radiant finish with each use.