This Activator Liquid from Wella Color Renew is designed to professionally refresh and revitalize hair color between full color applications. It works to restore vibrancy and depth to existing color, providing a noticeable boost in shine and tone. Ideal for use as part of a targeted color maintenance routine, this formulation helps extend the life and brilliance of your current hair color, keeping locks looking freshly dyed for longer. It is suitable for integrating into professional salon color regimens.