Get your hands on the improved Liquid Hybrid Dye with Keratin in Black. It offers a crazy deep stain on the skin while protecting and revitalizing the brow hair. The easy-to-mix eyebrow dye stains the skin for up to 11 days and the brow hairs for up to 6 weeks. This Henna-Free formula is also suitable for lashes. The color Black is your match if you want to create a bold and intense brow look.