Nº.4 Bond Maintenance® Shampoo.

A highly concentrated shampoo that strengthens and adds shine to damage-prone hair as it gently cleanses. The rich lather nourishes and repairs to leave hair smoother and more manageable. Pair with Nº.5 for softer, shinier, healthier-looking hair with every wash. Color safe.

• Gently cleanses and hydrates hair.
• Nourishes and strengthens hair.
• Repairs & maintains healthy-looking hair.
• Color safe and sulfate free.

  STUDY RESULTS:
  90% smoother, better detangling, more conditioned*
  49% reduction in breakage

*When used as a system of Nº.3, Nº.4, Nº.5.