Add reflective shine to your handwriting and illustrations with Gelly Roll Metallic gel ink pens. The ink has a distinctive reflective sheen. This shiny, opaque Gelly Roll writes on both light and dark paper as well as glossy and matte surfaces. Additionally, Sakura's archival quality gel ink ensures that your work and the metallic sheen will last for years. Pigment-based, archival quality, metallic ink: chemically stable, waterproof and fade resistant Writes on light and dark paper as well as glossy and matte surfaces No feathering or bleed-through on most paper No smearing once dry (dry time is approximately 1 minute, depending on the paper) 0.4 mm bold line, 1.0 mm ball