What it is: A reparative leave-in styling treatment infused with bond building technology to strengthen and protect hair from everyday damage and chemical services. It also promotes faster blow dries and has up to 72 hours of frizz control Hair Type: Fine, Medium, and Thick Hair Texture:Coily, Curly, Straight, and Wavy Hair Concerns: - Frizz - Straightening and Smoothing - Curl Enhancing Key Benefits: - Up to 72 hours of frizz control - Faster blow-dries - Frizz-free air-dries Highlighted Ingredients: - Bis-Aminopropyl Diglycol Dimaleate: Patented and proven technology to repair broken bonds for stronger hair. Ingredient Callouts: This product is vegan, gluten-free, and cruelty-free. What Else You Need to Know: No. 6 Bond Smoother features patented Olaplex Bond Building Technology™ to strengthen and protect hair from everyday damage and chemical services. It’s formulated for all hair types and textures, including colored, chemically treated, and gray hair. The product is packaged in a nothing-left-behind, airless pump. OLAPLEX products are thoroughly tested in accordance with industry standards in-house and by independent third-party laboratories for safety and efficacy.