Amika The4 Kure Conditioner is a bond fortifying conditioner that's ultra moisturizing + clinically proven to strengthen damaged strands due to everyday stressors, heat + chemical treatments. This conditioner intensely hydrates while working to strengthen + bring dry, damaged hair back from its breaking point. claims - 55% less breakage* + 2x stronger* hair after one use. safe for strands: clinically proven to be safe for color-treated hair.** *after 1 use when used as a system, clinically proven. **clinically tested when shampoo + conditioner are used as a system. cruelty free vegan certified terracycle FREE FROM sulfates, parabens, phthalates, mineral oil, sodium chloride, petrolatum, and artificial colors