OLAPLEX No. 4 Bond Maintenance Shampoo is the ultimate breakage insurance. Bring home the salon quality protection of OLAPLEX with this daily shampoo featuring the brand's patented active ingredient, which works on a molecular level to seek out broken bonds caused by chemical, thermal, and mechanical damage, restoring a healthy look and feel to hair..Imparts moisture, strength, and manageability.Suitable for all hair types and lengths.Free of parabens, phthalates, and sulfates.8.5 fl oz.OLAPLEX products are thoroughly tested in accordance with industry standards in-house and by independent third-party laboratories for safety and efficacy