Garnier Olia Iced Chocolate Hair Colourant is the first oil-powered home hair colorant. This rich brown colour contains the oil technology of Olia which works without ammonia, gives a vivid permanent colour and also perfect grey coverage. This unique colouring contains 60% oils which is much healthier for your hair than traditional ammonia based colours, and also provides maximum colour performance and maximum scalp comfort. Your hair feels 35% softer and loos 17% shinier. Olia propels hair colour into a new era.