Shampoo no.4p Powered by Painted Olaplex Bond Building Technology, This Highly Concentrated Shampoo Neutralizes Un Wanted Brassation to Brighen & Enhance Blonde, Lighnered, & Grey Hair. How to use: - Apply to Damp Hair, Distribute IT Thoroughly While Massaging The Strands Well. Leave it on for for 1-3 minutes, then rinse with water. - Follow with Olaplex no.5p Bond Maintenance Condioner. Purple shampoo enhanced hair color that leaves hair more brighter than other preparations, which contains color, which contains the technique of restoration from Olps, where it reduces the shades of the unwanted yellow color to get brighter hair by combining the high concentration of the dye and the patented technology: the method of use is placed on wet hair distributed completely with rubbing well for the hair strand and left for 1-3 minutes then then Rinse with water - (N. 5p) follow it with a conditioner from Alablex -