Olaplex No.4P Blonde Enhancer Toning Shampoo

Unbreakable Blondes
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