This Maria Nila Colour Refresh treatment in Bright Red 0.66 is designed to refresh and enhance your hair color between salon visits. It is a deeply conditioning hair mask infused with intense pigments, helping you maintain vibrant red tones while providing deep nourishment. Use this mask to instantly boost color intensity or slightly alter your current shade. It is suitable for frequent use to keep your color looking fresh and bright. The formula works to condition the hair structure, leaving hair soft and shiny.