Olaplex Nº.5 Moisture & Mend Leave-In Conditioner is a high-performance formula powered by OLAPLEX Bond Building Technology to deliver deep hydration and repair from the cortex to the cuticle. This gel-creme conditioner instantly seals split ends, strengthens hair, and provides heat protection up to 450°F for ultimate resilience. Designed for all hair types, it detangles effortlessly while restoring moisture and preventing further damage, making it ideal for dry or dehydrated hair. Vegan and color-safe Who Is It For? All hair types What Does It Do? Instantly hydrate, soften, and detangle Immediately seal split ends Continuously repair and protect 88% split-end sealing after one use 12x more moisture after one use Reduces breakage by 81% Heat protection up to 450°F How-To Apply to clean, damp hair Fine Hair-Begin with 1 pump. Medium to Coarse Hair-Begin with 2 pumps Add more as needed Follow with desired stylers Can be used on dry ends between washes to seal ends