Olaplex No. 4P Blonde Toning Shampoo is a highly concentrated purple shampoo cleanses, tones, and repairs while keeping hair hydrated from roots to ends. Sulfate-free formula creates a rich lather to neutralize brassiness and boost brightness after one use for all blonde, lightened, and grey hair.

Scientifically Proven:
3x Brighter*
*Compared to top purple shampoos

How to Use: Apply to wet hair. Lather and let process for 2-5 minutes. Rinse well.

Size: 250ML