The Nº.4P Blonde Enhancer Toning Shampoo, infused with patented OLAPLEX Bond Building Technology, is a highly concentrated purple shampoo that cleanses, tones and repairs with a sulfate-free formula that neutralizes brassiness and boosts brightness after just one use.
Nº.4P Blonde Enhancer Toning Shampoo neutralizes unwanted brassiness and yellow tones.
Nº.4P Blonde Enhancer Toning Shampoo cleanses without stripping and drying.
Nº.4P Blonde Enhancer Toning Shampoo is Sulfate free and PH Balanced.
Flexible timing allows for a more customizable end result.
Nº.4P Blonde Enhancer Toning Shampoo is scientifically Proven: 3x brighter*
*compared to top purple shampoos.
