LOreal Professionnel INOA Ammonia Free Hair Color 2.1oz (8.1/8B) Light Ash Blonde Permanent color with ODS2 technology for uncompromised comfort. No ammonia and no odor is the highlighting feature of this hair color. Lightens up to 3 levels in 35 minutes. Covers up to 100% of white hair. Easy to mix and apply. Leaves hair feeling intensely nourished and hydrated untill next color treatment. Hair is softer than before the hair coloring process. Sublime shine. Mix 1 to 1 ratio.