The Nº.0 Intensive Bond Building Hair Treatment, infused with patented OLAPLEX Bond Building Technology™ is an intense treatment that boosts the efficacy of OLAPLEX Nº.3 Hair Perfector® for deeper repair while strengthening and protecting the integrity of the hair.

Benefits

• Boosts the efficacy of OLAPLEX Nº.3 Hair Perfector®.
• Absorbs quickly to jumpstart repair deep within the hair strand.
• Strengthens and rebuilds hair bonds.
• Scientifically proven: 68% more repair & 3x stronger hair.*
• Color safe and sulfate free.

Water (Aqua/Eau), Bis-Aminopropyl Diglycol Dimaleate, Phenoxyethanol, Sodium Benzoate

1. Apply to dry hair, saturating from root to ends. Hair should be damp, but not dripping. 2. Leave on for 10 minutes. Don't rinse. 3. Layer Nº.3 Hair Perfector® directly over top of Nº.0 and leave on for an additional 10 minutes. 4. Rinse thoroughly. Cleanse with OLAPLEX Nº.4 Bond Maintenance® Shampoo and OLAPLEX Nº.5 Bond Maintenance® Conditioner.