A pre-shampoo hair treatment that reduces breakage and split ends for visibly healthier hair. OLAPLEX Bond Building Technology & trade; is proven to relink broken disulfide bonds damaged by chemical services, heat, and styling. Hair Type: Fine, Medium, and Thick Hair Texture: Coily, Curly, Straight, and Wavy Hair Concerns:- Frizz- Dryness- Damage, Split Ends, and Breakage