What it is: An ultra-rich, waterproof, felt-tip liquid pen eyeliner for instant, bold definition and extreme long wear. Ingredient Callouts: This product is vegan and cruelty-free. What Else You Need to Know: If you’re a fan of felt-tip liquid eyeliners, Ink Liner is for you. With a no-fray tip for crisp lines every time, Ink Liner is loaded with the same vegan formula as KVD Beauty’s award-winning Tattoo Liner. The vegan formula features optimized pigments for opaque color payoff and ultra-saturated intensity.