At Garnier, we know that oil can do much more than just condition your hair. When concentrated at the heart of the Olia permanent hair dye formula, oil maximises the colour result.Garnier Olia permanent hair dye is a 60% oil-powered formula, with natural flower oils and ammonia free for a pleasant scent. Our hair dye visibly improves the quality of hair, for better shine and 35% smoother hair**. Olia home hair colour will also provide maximum colour performance for lavish, vivid and long-lasting colour. Plus, a unique sensorial application and optimal scalp comfort with our non-drip smooth velvety texture of the colourant cream.** Instrumental test vs before and after colouration.Discover #TheOliaEffectOur Olia consumers share their true love for the brand and the story behind their hair colour. Discover all of our Olia stories at: http://www.garnier.co.uk/hair-colour/beauty/garnier/olia/real-womenHair colour result: Maximum colour performance, for a long-lasting result. On grey hair, colour will appear lighter than on non-grey hair.Choosing your perfect shade: Your hair dye colour result will vary depending on your natural hair colour. If you are deciding between 2 shades, always choose the lightest.Want try before you buy? Download the Garnier Color Match app to see how this hair colour will look on you!Permanent Hair Dye, No ammonia for a pleasant scent, 60% oil powered hair colour, Up to 100% grey hair coverage, Maximum colour performance, Visibly improves the quality of hair, Pleasant and easy application with optimal scalp comfort