Olaplex No. 4 Bond Maintenance Shampoo, This shampoo is specially formulated with Olaplex's patented technology to repair and protect hair bonds, resulting in healthier and stronger locks. It gently cleanses while revitalising and moisturising your hair, leaving it feeling soft, smooth, and manageable. Olaplex No. 5 Bond Maintenance Conditioner, Enriched with Olaplex's patented technology, this conditioner works to repair and strengthen hair bonds, reducing breakage and improving hair texture. It deeply moisturises and detangles, leaving your hair feeling soft, shiny, and more manageable.