What is Olaplex No.4 Bond Maintenance Shampoo? Olaplex No.4 Bond maintenance shampoo is a highly concentrated repairing shapoo that works to nouorish and hydrate your hair. This reparative shampoo has been specially designed to work extremly well with hair that has been exposed to frequent colouring, bleaching, chemical treatments and heating. It works to protect agasinst future breakage as well as deeply hydrating your hair giving it a softer more manageable feel.
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