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.

• 3X brighter compared to top purple shampoos
• Repairs, hydrates & brightens OLAFebSale24
• For all blonde, lightened & grey hair OLADecSale24
• Gentle enough to use every shampoo OLARetail

All Olaplex products contain its patented technology, strengthening fragile bonds with every step of the routine for the healthiest hair possible.

How To Use:

• Apply to wet hair. Lather fully & let process 1-3 minutes.
• Rinse. 
• For more intense toning, leave on up to 5 minutes. OLAToneBrighten24
• Tip: If hair has product buildup, cleanse first with Nº.4 Bond Maintenance Shampoo