Rene's Professional Silver Okara Anti-Yellow Shampoo Furterer A shampoo with concentrated pigments that neutralize yellow and copper highlights while gently cleansing the hair. Its formula is suitable for blonde, gray, white, or platinum hair; It has una gel consistency that creates una Nourishing creamy foam ideal for deeply repairing hair fibers. As a result, you will have shiny and soft hair with una pleasant floral fragrance.