Nº.4P Blonde Enhancer Toning Shampoo

OLAPLEX Nº.4P BLONDE ENHANCER TONING SHAMPOO is an ultra-concentrated purple shampoo that reduces breakage and hydrates as it cleanses and tones from roots to ends. Use Nº.4P to neutralize brassy hair and yellow tones for brighter, softer, stronger blond hair, gray hair, or highlighted hair. Effective on natural and color-treated hair.Features Benefits:Neutralizes unwanted brassiness and yellow tonesReduces breakage and hydratesIdeal for natural and color-treated hair91% agree hair was less brassy**Based on an independent consumer perception study of 60 women with bleached/color-treated blonde hair.