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.

Patented Olaplex bond-building technology penetrates on a molecular level in all hair types. Bis-Aminopropyl Diglycol Dimaleate – a single molecule, works in a unique way to quickly and effectively repair broken bonds and restore healthy hair.

Benefits:
– Neutralizes unwanted brassiness and yellow tones
– Cleanses without stripping and drying
– Sulfate free and PH Balanced
– Flexible timing allows for a more customizable end result
– Shampoo is scientifically Proven: 3x brighter (compared to top purple shampoos)
– Vegan
– Cruelty Free
– Gluten Free
– Nut Free
– Paraben Free
– Phthalates Free
– Phosphate Free

How to use:
1. Dispense desired amount of product into hands and emulsify.
2. Apply to wet hair, distributing evenly. Lather fully and leave on 1-3 minutes. Rinse. For more intense toning, leave on hair or up to 5 minutes.
3. For best results, follow with Nº.5 Conditioneror Nº.8 Bond Intense Moisture Mask for extra moisture..