Olaplex No. 4 Bond Maintenance Shampoo 8.5oz / 250mL

•WHAT IT IS: N°4 Shampoo is color-safe and proven to reduce breakage and strengthen all types of hair. PH Balance: 6-6.5

•WHAT IT DOES: repairs and protects hair from everyday stresses — including damaged hair, split ends, and frizz — by re-linking broken bonds. Leaves hair easier to manage, shinier and healthier with each use.

•HOW TO USE: Apply and massage throughout hair. Rinse and follow with N° 5.

•WHEN TO USE: Formulated for daily/every wash use.