Hair care Dyes L'Oreal Professionnel Majirel 4,20 Hair Coloring Majirel, our legendary professional hair colour that covers up to 100% ofgrey hair whilst caring for the hair fibre. Majirel creates vibrant and pure reflect colours with a wide palette of rich tones and shades.A first in professional hair colour, Majirel cares for the entirety of the hair fibre. Enriched with Incell and Ionène G. The formula helps strengthen and re-inforce the hair fibre. Hair feels stronger,and is left looking glossy and feeling soft and supple to the touch. Your professional colourist can unleash your perfect tailormade hair colour with the use of Majirel.