What it is: A concentrated reparative mask to treat dry or damaged hair for weightless moisture, smoothness, body, and shine. OLAPLEX Bond Building Technology™is proven to relink disulfide bonds damaged by chemical services, heat, and styling.Hair Type: Fine, Medium, and ThickHair Texture:Coily, Curly, Straight, and WavyHair Concerns:- Dryness- Frizz- Straightening and SmoothingKey Benefits: - 2x the shine- 4x the moisture- 6x smootherHighlighted Ingredients:- Bis-Aminopropyl Diglycol Dimaleate: Patented and proven technology to repair broken bonds for stronger hair.Ingredient Callouts: It is vegan and cruelty-free.What Else You Need to Know: This is a deeply conditioning, reparative mask treatment for dry or damaged hair. It penetrates hair and seals in active ingredients by smoothing the cuticle for lasting efficacy. This mask also rinses clean for weightless moisture, smoothness, body, and shine that last through multiple washes and is good for all hair types.Clinical Results: In a consumer test with 80 people:- 94% saw more bodyOLAPLEX products are thoroughly tested in accordance with industry standards in-house and by independent third-party laboratories for safety and efficacy.