new OLAPLEX: No.4P Blonde Enhancer Toning Shampoo

Repairs, hydrates & brightens all blonde, lightened and grey hair. 250 ml. What is Olaplex no 4p blonde enhancement shampoo? Olaplex No.4P Blonde Enhancer Toning Shampoo promises to neutralise brassiness in blonde, grey and balayaged hair. Plus, it repairs the hair just like all Olaplex hair products do, including that cult Olaplex number 3 treatment.