COPPER Argan Oil + Vibrant Pigments AMETHYSTE Colouring Mask For copper tones. Intensifies and illuminates copper and warm red tones. Directions: After shampooing, wear suitable gloves, distribute uniformly on towel-dried hair and massage. Leave in for 5 mins. then rinse thoroughly. It does not acts on regrowth. 250ml - 8.33 fl.oz.