STRENGTHENING & THICKENING MASQUE FOR FINE, COLOURED HAIR A restorative at-home treatment MASQUE providing deep conditioning, strength and essential repair to fine and damaged hair. ANGEL.MASQUE leaves hair visibly healthier, shinier and thicker, and contains essential ingredients to help protect against future damage. Our richly strengthening MASQUE is ideal for fine, fragile, broken and colour-damaged hair. It also helps prevent breakage, and aids in the repair of split, damaged ends.