Good Dye Young's Semi-Permanent Hair Color combines professional-grade pigments with a formula that conditions as it deposits ultra-vibrant color. What makes it special? Essential oil Bergamot smells subtly citrus and is know for mood lifting properties Ammonia free, peroxide free formulation, so it won't fry your hair Creamy formula with ultra vibrant color that lasts 4-6 weeks Vegan and cruelty free formula