A water-resistant and smudge proof tint. , Excellent for lashes, eyebrows and other body hair leaving a beautiful, enhancing colour. Combinal Eyelash Dye is an oxidation tint, which needs to be mixed with hydrogen peroxide in order to impart a permanent colour. This water-resistant and smudge proof tint is excellent for lashes, eyebrows and other body hair leaving a beautiful, enhancing colour that can last up to 7-8 weeks.