Achieve a rich, neutral brunette with Matrix SoColor Pre-Bonded Permanent Extra Coverage 506NA 90ml: • A permanent hair color specifically designed for maximum gray coverage, delivering rich, deep brown shades with neutral undertones, offering a balanced, natural result.  • Powered by Pre-Bonded technology, it strengthens and protects the hair during the coloring process, minimizing damage and ensuring soft, shiny, and healthy-looking hair.  • Provides 100% gray coverage, ideal for those with stubborn or resistant grays, ensuring vibrant, even color that lasts longer.  • The neutral undertones in the 506NA shade deliver a true-to-tone brown without excess warmth or coolness, creating a timeless, sophisticated brunette look that complements all skin tones. To use Matrix SoColor Pre-Bonded Permanent Extra Coverage 506na (90ml), mix the color with the appropriate developer according to the instructions, apply evenly to dry, unwashed hair, focusing on areas needing extra coverage, and leave it on for the recommended processing time before rinsing thoroughly to achieve a rich, vibrant color with optimal coverage.