M·A·C Eye Kohl is a soft kohl pencil that lines, defines and shades eyes with rich colour and a silky smooth, matte/pearl finish. This kohl eyeliner is ophthalmologist-tested. It's safe for contact-lens wearers. It's safe to use on your waterline. It delivers rich color and a silky-smooth, matte/pearl finish. A soft pencil eyeliner that lines, defines and shades the eyes.