Prevent your blonde or natural gray color from yellowing as you gently cleanse your hair. This formula tones and shines as it eliminates brassy tones. Its cool base also supports the depth of the rich OYA brown shades and keeps them vibrant until the next color service.Enriched with sea kelp, blue seakale, green tea, pantheon and sunflower extract.Also available in a 236ml / 8 fl. oz. version.