Olaplex No.4 Bond Maintenance Shampoo restores internal strength and moisture levels to add incredible shine and manageability. 
The Olaplex No.4 Bond Maintenance Shampoo is formulated with patented OLAPLEX Bond Building Chemistry that re-links broken bonds to protect and repair damaged hair, split ends and frizz. 
Olaplex No.4 Bond Maintenance Shampoo is for all hair types and is sulphate-free, paraben-free, gluten-free, vegan, nut free and completely colour safe.
Benefits:
Strengthens and repairs hair structure
Repairs and maintains bonds within the hair
Eliminates frizz and flyaways
Reduces breakage
Restores internally and increase moisture levels