Olaplex No. 4 Bond Maintenance(TM) Shampoo, Size

What it is: A highly moisturizing, reparative shampoo that leaves hair healthier, shinier and more manageable with each use. Who it's for: All hair types. What it does: This shampoo helps to repair and maintain bonds within the hair, re-linking broken ones to protect hair from everyday stresses including split ends and frizz. It helps to reduce hair breakage, too. How to use: Apply to damp hair, lather and rinse. Follow with your conditioner. Style