The Olaplex No.0 Intensive Bond Building Hair Treatment is a professional-inspired treatment with patent technology that repairs and strengthens all hair types.The treatment that primes your hair for absorbing nourishment. Features include:

• Repairs hair from chemical, thermal, technical, mechanical and environmental damage
• Strengthens hair bonds
• Protects hair structure

Use as the first step in a two-part system with No.3 Hair Perfector to strengthen and repair all types of damaged hair.

Key Benefits:

• Primes hair to absorb nourishment 
• Repairs hair from chemical, thermal, mechanical and environmental change
• Strengthens hair bonds
• Protects hair structure

How to use:

• On dry hair, saturate hair with No.0
• Leave on hair for 10 minutes
• For best results, apply No.3 over the No.0 and leave for another 10 minutes
• Rinse, shampoo with No.4 and condition with No.5