Diamine 50ml Inkvent Sheen Fountain Pen Ink - Ruby Blues

Diamine Inkvent Sheening Fountain Pen Ink 50ml sized glass bottle in Ruby Blues.

Full sized 50ml bottles of writing ink from the 2021 Diamine Inkvent Calendar, the Red Edition.

Water-based, non-toxic, acid-free and vegan-friendly. The only go-to for any brand of fountain pens, especially vintage models.