OLAPLEX No.4 Bond Maintenance Shampoo

No.4 Bond Maintenance Shampoo - BenefitsEliminates frizz and flyawaysAllure 2022 Readers' Choice Award WinnerReduces breakageRepairs and maintains bonds within the hairPH Balance: 6-6.5For all hair typesOLAPLEX products are thoroughly tested in accordance with industry standards in-house and by independent third-party laboratories for safety and efficacyKey IngredientsBis-Aminopropyl Diglycol Dimaleate- Patented bond building technology that rebuilds broken and weakened bondsFormulated WithoutSulfatesAldehydesGlutenDEAPhosphatesPhthalatesFormaldehydeParabensNuts - No.4 Bond Maintenance Shampoo