Twice A Week Brightening Shampoo (formally known as Silver Reflex Shampoo) contains violet pigment to treat yellowing, fading & dullness in grey, white hair & actively neutralises brassiness in platinum blonde hair. Resulting in bright, vibrant dazzling shine. This is a toning shampoo, to avoid colour build up use Touch of Silvers Daily Maintenance Shampoo at regular intervals.