Olaplex - No.4 Bond Maintenance Shampoo
A highly-nourishing and reparative shampoo for all hair types
No. 4 Shampoo repairs and protects hair from everyday stresses—including damage, split ends, and frizz—by relinking broken bonds. Leaves hair easier to manage, shinier, and healthier with each use. Color-safe and ideal for all hair types and textures.
pH Balance: 6-6.5
• Free of DEA, aldehydes, and formaldehyde
How to Use: Apply and massage shampoo throughout hair. Rinse thoroughly and follow with No. 5 Bond Maintenance Conditioner.