Revlon Beautiful Color Permanent Color 41 Medium Brown - 1 ea. Ammonia free. Revlon 3D Color Technology for natural rich color. Delivers long-lasting high definition color shine. Leaves hair in better condition. UV defense. 100% gray coverage. Revlon ColorSilk with Revlon 3D Color Technology for long-lasting, natural-looking, multi-dimensional color. Revlon 3D Color Technology: Our Revlon 3D Color Technology, with a combination of specially blended dyes, conditioners, and polymers, delivers natural-looking, multi-tonal color from root to tip, not only boosting your Hair color but also adding definition and dimensionality. The Result: Complete transformed, natural-looking, multifaceted color, and shine. Silk Proteins UV Defense: Ammonia-Free Revlon ColorSilk is infused with nourishing silk proteins that penetrate every strand so that hair looks silky, healthy, shiny, and in better condition than before you colored. It is also enriched with UV defense to help keep color vibrant, dimensional, and true. ColorSilk delivers beautiful color, silky shiny hair, and 100% gray coverage. Multi-dimensional color that looks naturally radiant. With apple extract. Revlon 3D Color Technology for natural rich color.