Buildup makes healthy hair dull, discolored, dry, unmanageable, and oily, so remove it and reveal your healthiest hair! Olaplex No.4C Bond Maintenance Clarifying Shampoo helps you do just that, optimizing hair repair by removing impurities that damage hair. Regain hydration and volume lost to harsh clarifiers with this sulfate-free & pH balanced formula. All hair types and textures.