Goldwell Dualsenses Silver Shampoo neutralises unwanted yellow tones and instantly refines cool effects. Formulated with a SilverChroma Complex which contains lavender to banish brassiness, the Goldwell shampoo is also infused with Instant Microfluid Technology which allows you to see and feel the results straight away.The next generation of color luminosity. The new luminescine color technology transforms non-visible UV light into visible light for magnificent brilliance.Formulated with a SilverChroma Complex which contains lavender to banish brassiness, the Goldwell shampoo is also infused with Instant Microfluid Technology which allows you to see and feel the results straight away. Neutralises unwanted yellow tones and instantly refines cool effect. For grey and cool blonde hair.How to Use:Apply to wet hair and massage into a lather.Rinse thoroughly.