eMylo Anime Nib Tools Manga Comic Pro Drawing Kit Tools Set Can be used for outline resilient with 6 different nibs/pen for your various needs Can be used for soft contour lines or hard contour lines by the strength and pen pressure Ink absorbability well, no smears, feathers or bleed-through on most papers Stainless steel constructure eMylo(TM) is our registered trademark, pls don't follow-sell,othersise you will be held liable.