Gasenfude brush pen has a flexible synthetic brush nib which creates expressive line variations. Water based pigment ink is Copic-proof - When the ink dries, it will not bleed when colored over with Copic markers.
- Water based pigment ink (becoming waterproof when dry)
For illustrations, sketches, card making, and writing use
Do not drop or shake the pen because the ink may leak out. The stains on clothes may not wash off. Always carry with the nib upward.