Benefits • Strengthens and reduces breakage: Clinically shown to decrease hair breakage by 68% and improve smoothness and manageability by 90% when used with No. 3 and No. 4 . • Hydrates, smooths & boosts shine: Enriched with panthenol, glycerin, and nourishing oils (avocado, sunflower, grape seed), it detangles, adds softness, and enhances shine without weighing hair down . • Color-safe & clean formula: Free from sulfates, parabens, phthalates, nuts, gluten; vegan, cruelty-free, and pH balanced at 4–5 . How to Use After shampooing with No. 4 Bond Maintenance, apply generously from mid-lengths to ends, leave on for 1–3 minutes, then rinse. Can be used daily or with every wash . Olaplex No. 5 is a luxurious, bond-repairing conditioner that strengthens, hydrates, and smooths all hair types—especially effective on damaged, colour-treated, or heat-stressed hair. An essential follow-up to No. 4 Shampoo and No. 3 treatment in your bond-maintenance routine.