What it is: This moisturizing leave-in provides instant results and continuous repair and protection from cortex to cuticle. No.5LEAVE-IN immediately seals split ends and promotes visibly healthier hair after one use. Go beyond hydration with OLAPLEX Bond Building Technology™ and High-Adhesion Sealing Complex.Hair Texture: Straight, Wavy, Curly, and CoilyHair Type: Medium and ThickHair Concerns:- Damage, Split Ends, and Breakage- Dryness- ShineKey Benefits: - Quickly hydrates, softens, and detangles- Immediately seals split ends- Continuously repairs and prevents damage from styling and heat up to 450°FHighlighted Ingredients:- High-Adhesion Sealing Complex: Immediately and continuously addresses split ends.- Hydramino Replenishing Blend: Hydrates, conditions, detangles, and adds shine.- Future-Damage Shield: Cares for hair and prevents damage from styling and heat up to 450°F.Ingredient Callouts: Free of parabens, phthalates, and sulfates SLS & SLES. It is also gluten-free, and cruelty-free.What Else You Need to Know: Go beyond hydration with Olaplex’s Bond Building Technology™ and High-Adhesion Sealing Complex. This moisturizing leave-in conditioner delivers immediate results, as well as continuous care and protection—from cortex to cuticle. It seals split ends and leaves hair looking healthier after just one use.Clinical Results: In a clinical test on curly hair:- The formula revived hair, leaving it softer, hydrated, and healthier-looking- Hair was 12X more moisturized after 1 use- Split ends were sealed by up to 88% after 1 use- Breakage was reduced by 81%