Ranger Archival Jumbo Inkpad #3, Jet Black
Archival inks are manufactured with fade resistant dyes in a non-toxic, acid free, waterproof system.  They won't deteriorate paper or photos, and they won't bleed when painted over with watercolors or water based markers.  Conforms to ASTM-D4236. Measurements: 5 by 6-3/4 by 3/4 inches.  Made in USA.