TWSBI ECO-T Special Edition Demonstrator Piston Fountain Pen (Blue/Clear)

Brand : TWSBI

Model : ECO-T 

Nib size : EF or F or M or B ( Please select )

Nib Grade : Stainless Steel

Converter : No, Piston working

Pen Dimension: 139 x 15.5 x 17.2 mm 

For the normal writer, F is the most popular

If you tend to lean on a bigger font, M will be perfect

B is for statements!! Sign a check in B, write a header in B, do some coloring/shading in B