Demand among hairstylists and salon clients has never been greater for an ammonia-free haircolor experience that produces high quality results. COLORINSIDER is a no-ammonia, precision permanent haircolor that maximizes high-definition color results with minimum stress to the hair's cuticle for outstanding shine. The beautiful shade palette offers vibrant reds, cool modern neutral tones, and rich browns, all with 100% grey coverage. Plus, since there is no ammonia (which means no odor!) your hair will be smoother and shinier than before.