Remove the buildup. Reveal your healthiest hair. Why does healthy hair still look dull or discolored, or feel unmanageable, dry, or oily? One word. Buildup. Let’s clear the way for healthier hair. Nº.4C Bond Maintenance® Clarifying Shampoo is new cleansing technology to reveal your healthiest hair. Optimize your hair repair results by removing more impurities that cause damaged hair. Harsh clarifiers can leave hair like straw. Nº.4C is sulfate-free & pH balanced to maintain hydrated hair. With a Broad Spectrum Clarifying System and scientifically proven OLAPLEX Bond Building Technology™. Visible Hair Benefits • Airy volume & softness • Restored shine • Vibrant color clarity • Deeply clean scalp