The Zig Fudebiyori metallic brush pen uses water-based pigment ink which is waterproof, archival quality, acid-free, lightfast, odorless, and xylene-free. Its hard brush tip is also flexible for drawing nice brush strokes. Their metallic colors show amazing effects on both light and dark colored papers.
 
- Water-based pigment ink and metallic colors 
- Waterproof, archival quality, acid-free, lightfast, odorless, and xylene-free
- Flexible brush tip perfect for creating thick and thin brush strokes