MARVY UCHIDA-Artwin Water Soluble Marker Set. Artwin markers are double-sided with a fine point on one end and a medium point on the other. They're perfect for fashion design, manga art, comic book art, and illustration. They are blendable, come in a variety of vivid colors, and provide smooth consistent coverage. This package contains six markers in assorted colors. Acid free, non-toxic and conforms to ASTM D4236. Imported.