Wenzhou Feida 2 Lines Pen 0.5mm Smooth writing- Colorful tip marker pen set, outstanding performance in all areas of writing, drawing, coloring, easy and comfortable to write. Great marker pens for drawing lines and details, coloring, sketch, manga, animation, included artists fine-ink drawings and coloring small intricate patterns. Water-based ink, dry safe, minimal bleed thru, acid-free / non-toxic Ink, these fiber-tipped pens create fine lines and intense water-based colors. Available in 2 varians ( 1 Set Includes 3 Pens different colors ) : - BLACK/RED include colors : Blue/Pink Black/Red Purple/Orange - PURPLE/BLUE include colors : Blue/Green Blue/Purple Dark Blue/Orange