What it is: A conditioner that protects against damage from UV rays, environmental aggressors, and mechanical styling, while helping soften, detangle, and enhance shine. Hair Texture: Straight, Wavy, Curly, and Coily Hair Type: Fine, Medium, and Thick Hair Concerns: - Damage, Split Ends, and Breakage - Frizz - UV Protection Key Benefits: - Protects hair from daily damage to help maintain hair health - Detangles, softens, smooths frizz, and enhances shine - Biomimetic shield protects without film-forming silicones and waxes Highlighted Ingredients: - Biotech-Produced Polysaccharide: Protects and shields hair from pollution and environmental aggressors. - Fortifying Ceramide Blend: Seals damage sites, smoothing and protecting hair from future damage. - K18PEPTIDE™: Replenishes protein lost during washing to fortify hair. Ingredient Callouts: It is gluten-free and cruelty-free. What Else You Need to Know: This conditioner helps prevent damage and maintain hair health while weightlessly nourishing and conditioning. It is pH-optimized to minimize excess cuticle swelling during washing and help prevent frizz, preserve color, and enhance shine. This formula is also made without film-forming silicones and waxes that can build up over time and weigh hair down. Fragrance Description: This conditioner has a clean citrus scent. Clinical Results: Results observed in a consumer test of 35 subjects after 1 day of usage of the K18 DAMAGE SHIELD protective conditioner: - 94% agreed hair did not feel weighed down - Clinically shown to provide conditioning protection against damage from UV rays, mechanical styling, and environmental aggressors for up to 3 days Clean at Sephora is our commitment to offering effective products without certain ingredients, such as parabens, sulfates, phthalates, and mineral oils. Learn more here. This product is an Allure Best of Beauty award winner.