TWSBI ECO - How to Get a Full Fill

Video showing how to fill a TWSBI ECO piston filling fountain pen, along with a trick to remove air pockets from the barrel. Instagram: https://www.instagram.com/theloveofpens TWSBI ECO - https://amzn.to/4cJoAP4 Diamine Polar Glow - https://amzn.to/3VEPuBR 00:00 Intro 00:14 How A Piston Filler Works 00:54 Ribs That Create Air Gaps 01:20 How to Fill a TWSBI ECO 02:22 How to Get a Full Fill . Music Credit - Apple iMovie Affiliate Link (10% Discount) - https://endlesspens.com/LoveOfPens . My Favorite Products - https://www.amazon.com/shop/fortheloveofpens