PRO:VOKE Touch Of Silver Colour Care Shampoo (200ml) is a gentle cleansing shampoo for use on grey, white or platinum blonde hair which helps to protect against environmental aggressors to maintain colour vibrancy. Formulated with Optical Brighteners, this shampoo optimises the effect of reflected light to instantly boost shine. It effectively helps to keep hair colour radiant between applications of the brightening shampoo whilst preventing pigment colour build-up. Preventing fading and dullness, it ensures you have beautiful, healthy-looking hair every day of the week. Cruelty-free & vegan-friendly. Directions of use: Suitable for use in every wash between your toning treatments.