A roller ball that is easy and comfortable to write with

Archival quality ink except fluorescent colors - chemically stable, waterproof, and fade resistant

No smears, feathers, or bleed-through on most papers

Opaque ink writes on vellum

Best effects on black paper and can be used on white paper

Fluorescent colors glow under a black light source and ca fade if exposed to direct sunlight

Not recommended for use on fabrics intended to be washed