As one of the premier hair color products for brunettes, Joico Vero K-Pak Color Age Defy 5NG+ Medium Natural Brown, 2.5 oz. is your go-to for superior coverage of grey. Restore a more youthful appearance to your tresses with this special formula. It strengthens your hair for a look that is softer, shinier and much more vibrant. It?s easy to love your hair when it?s healthy and rich with lustrous color.