Olaplex No.4P

Olaplex’s best-selling shampoo, is now formulated to celebrate the beauty of blonde! Olaplex Nº.4P Blonde Enhancer Toning Shampoo strengthens, softens, and neutralizes unwanted yellow tones for brighter, more manageable hair. The sulfate-free, highly concentrated formula allows for customizable toning – The longer you treat, the brighter the results. Whether your blonde comes naturally or from your stylist, root to tip or balayage, even if you’re proudly grey – this toning shampoo will help keep your color bright.