The Sheaffer Calligraphy Line Features A Hard-Wearing Resin Barrel In Different Nib Sizes. Designed With A Window On The Barrel For Easy Viewing Of Your Ink Colour And Level, Each Pen Features A Stainless-Steel Nib In Fine, Medium, Or Broad Widths. This Minikit Has 3 Nibs ( F, M And B ) And Carries The Sheaffer White Dot, A Symbol Of Quality And Prestige.Features : 1) The window on the barrel provides easy-viewing of the ink color and level 2) Features the Sheaffer White Dot, the trademark symbol of writing excellence3) Soft-touch rubber grip for a fatigue-free writing experience 4) Compatible with a twist-action piston converter (Refill #96700)5) Mini kit comes with 3 nib sizes in polished stainless steel - 1 mm ( F ) /1.5 mm ( M )/2 mm ( B ) 6) The Self-serve pack contains 1 Calligraphy fountain pen, # Nibs, and 18 Classic ink cartridges (6 blue, 6 Black, and 6 Blublk ).