Olaplex No. 4P Blonde Enhancer Toning Shampoo

Olaplex Nº4P is a highly concentrated purple shampoo that cleanses, tones, and repairs while keeping hair hydrated from roots to ends. The sulfate-free formula creates a rich lather to neutralize brassiness and boost brightness after one use for all blonde, lightened, and grey hair. 

Free of DEA, Aldehydes and Formaldehyde