Osmo Super Silver No Yellow Shampoo (1000ml) has been specifically formulated for use on super-lightened, grey or bleached hair. It reduces unwanted yellow tones and changes hair colour to silver/ash tones. Formulated with extreme, super-violet pigments. Perfect for use on natural and synthetic hair types. The result? Reduced unwanted yellow & brassy tones and hair colour that has restored colour vibrancy. Completely cruelty-free & vegan-friendly.