Sakura Pigma Micron Collection Artists Pen consists of two each of micron 05 black and one each of blue, red, green, brown, purple, yellow, orange, rose, sepia, royal blue, burgundy, hunter green, blue/black, and fresh green pens. Pen in assorted colors features waterproof, quick-dry ink that won't bleed through even the thinnest paper and will not feather or smear once dried. Lightfast, Non-Toxic, and permanent pen that provides fine line precision for demanding artists is sold in sets of 16 per set.