Experience a revolutionary toning system with the Olaplex No.4P Blonde Enhancer Toning Shampoo. This customisable solution offers bespoke blonde maintenance, effectively neutralising brassiness while deeply moisturising and enhancing hair brightness after a single use.
Infused with Olaplex's patented Bond Building Technology, this formula revitalises dry, fragile strands, leaving them noticeably soft and shiny. It improves manageability and adds an illuminating effect. Packed with highly-concentrated pigments, this best-selling purple shampoo enables you to control your toning level: the longer it's applied, the more vibrant the results. Perfect for all blonde styles, whether full color, balayage, or natural.