Automatic Eyeliner. Easy application & a perfect result. Yves Saint Laurent Easy Liner for Eyes is not only ultra-glamorous, it is also very easy to use. Its calligraphic brush offers great precision & its continuous but controlled flow delivers an exact quantity of formula with each application. It guarantees even & intense eye make-up all day long. Directions for use: Follow the shape of the eye & let the brush glide along the lash line starting from the outer corner to the middle of the lid. Then, apply to the inner corner & join the first line, always leaning on the lash line.