System Professional Extra Silver Shampoo 250mlEliminate unwanted shades in grey or blonde hair with the Extra Silver Shampoo from System Professional. Powered by blue pigments and an advanced conditioning system, the lightweight formula gently cleanses and refreshes hair, whilst neutralising warm or yellow tones to leave strands even, cool and cared for from root to tip. Expect vibrant, luscious locks with maximum colour brilliance in between salon appointments. Suitable for all hair types.