Olaplex No. 4, Bond Maintenance™ Shampoo, 8.5 fl oz (250 ml)

• Patented Technology 
• Repairs, Strengthens, & Nourishes
• All Hair Types
• Vegan 
• Color-Safe

Formulated with patented Olaplex Bond Building Technology. Restores, repairs and nourishes to add incredible shine and manageability every time you shampoo using the Olaplex 3-4-5 System. 

1. Use every time you shampoo or after rinsing Olaplex Nº-3 Hair Perfector® from hair. Lather. Rinse.
2. Follow with Olaplex Nº5 Bond Maintenance™ Conditioner.