If you want to leave a lasting mark, this guide to permanent inks will help you find the best pens and permanent markers for durable writing on all kinds of surfaces.
The Best Blue Fountain Pen Inks
Best Waterproof Permanent Inks for your Fountain Pen — Phidon Pens
Rohrer & Klingner Glass Pen - Blue
Montlbanc Ink - Glenn's Pens
Best Waterproof Permanent Inks for your Fountain Pen — Phidon
The Best Permanent Inks
Finding the Best Black Ink for Inktober — Phidon Pens - Blog
Best Waterproof Permanent Inks for your Fountain Pen — Phidon Pens
Rohrer and Klingner Document Brown (Dokumentus Braun) - Ink
The Best Permanent Inks