Olaplex No.4P Blonde Enhancer Toning Shampoo is a purple toning shampoo designed for blonde, lightened, and gray hair. Its toning formula helps neutralize unwanted yellow and brassy tones while cleansing the hair for a brighter, more balanced appearance.

Ideal for maintaining cool-toned color between salon visits, this shampoo can be incorporated into a regular hair care routine as needed. It offers targeted toning care for highlighted, bleached, naturally blonde, and gray hair while helping maintain a cleaner-looking tone.

This toning shampoo combines cleansing with convenient at-home color maintenance for hair prone to brassiness. Its specialized purple formula makes it a practical addition to the routine of anyone looking to preserve a brighter, cooler blonde or gray appearance.