Pilot Varsity Disposable Fountain Pen in Black with Blue Ink - Pack of 12 Color__Lava Black__visconti-homo-sapiens-ballpoint-pen-lava-black-with-bronze-trim (4) Parallel pens in all

(4) Parallel pens in all 4 nib sizes : 1

They have brushed vellum 90 g paper which is super smooth and easy to write on

The most recognized one being the mass-energy equivalence equation: E=mc2

Conklin Duragraph Ballpoint Pen - Forest Green Details:

Platinum ink in Black Specifications:

Pilot Varsity Disposable Fountain Pen in Black with Blue Ink - Pack of 12 Color__Lava Black__visconti-homo-sapiens-ballpoint-pen-lava-black-with-bronze-trim (4) Parallel pens in allPilot Varsity Blue Disposible 12 Pack Fountain Pen P90011 Classic Writing with a Retro Flair! Fashionable disposable fountain pen that's convenient and easy to use Features a Retro styled barrel Advanced liquid ink system and unique Real Fountain Pen Nib guarantee smooth writing Visible ink supply allows you to see how much ink is left