Garnier Olia Permanent Hair Dye is an ammonia free formula that\'s powered by 60% oils to maximise colour result. It visibly improves the quality of hair for better shine and 35% smoother hair. Olia home hair colour provides maximum colour performance for lavish, vivid and long-lasting colour. The colourant cream\'s smooth velvety texture and non-drop formula offers a unique sensorial application and optimal scalp comfort. Shade: 4.0 Dark Brown Warning:Hair colourants can cause severe allergic reactions. Always conduct an allergy test 48 hours before use. Keep out of reach of children. Read instructions fully before use.