Uni-ball Jetstream SXE3-507 (0.5) 3-Color Ink Ballpoint Pens Moonman 80mini-E the historical term being "archivally

the historical term being "archivally safe

There are five different nib strengths to choose from

A dip pen from Sailor that includes 2 sized different interchangeable nib units

making it the ideal companion for Urban Sketchers

Uni-ball Jetstream SXE3-507 (0.5) 3-Color Ink Ballpoint Pens Moonman 80mini-E the historical term being "archivally3 in 1 Multi colour pen (Black, Blue and Red ink in one pen) Black ink has 70% more ink capacity than other 2 (Blue and Red) inks. Smooth flow Jetstream ink. Enforced clip (metal plate added) Side knock colour corresponding to ink colour. Top (Black ink) knock button corresponding to body colour. Replaceable ink barrels