OLAPLEX No.4 Bond Maintenance Shampoo is a highly moisturizing, reparative shampoo that leaves hair easy to manage, shiny, and healthier with each use. No.4 is color-safe and proven to reduce breakage and strengthen all types of hair.

Benefits

• Repairs and maintains bonds within the hair
• Eliminates frizz and flyaways
• Reduces breakage
• For all hair types
• PH Balance: 6-6.5
• Cruelty-free
• Allure 2022 Readers' Choice Award Winner

Key Ingredients

• Bis-Aminopropyl Diglycol Dimaleate- Patented bond building technology that rebuilds broken and weakened bonds

Formulated Without

• Nuts
• Parabens
• Phosphates
• Phthalates
• Sulfates
• Gluten
• DEA
• Aldehydes
• Formaldehyde