Brand from South Korea: Etude House. Etude House Super Slim Proof Gel Pencil Liner is a 1.5mm of super slim eyeliner that smoothly melts to fix colorfully as if filling with real gel liner inside the pen. 10 options available.Keeps a long-lasting vivid line without smearing for a whole day. Pull out lead slightly and draw from the head to end of the eyes naturally. The lead cannot be turned backward so only pull out the amount you need.