Writech Space Up Fountain Pen Ink Cartridges Refill - Black (5 pcs per Pack) Stationery/Art & Craft Supplies/Sketchpads & Canvas This pad is designed to

This pad is designed to focus on durability and functionality

Ink Colors: Black

The bag of all trades

Ink Base: Water-based

cross-hatching and shading

Writech Space Up Fountain Pen Ink Cartridges Refill - Black (5 pcs per Pack) Stationery/Art & Craft Supplies/Sketchpads & Canvas This pad is designed toKeep your writing seamless and uninterrupted with the Writech Space Up Fountain Pen Ink Cartridges Refill Pack. Specifically designed as a replacement ink supply for Writech's Space Up and retractable fountain pen line, this refill set ensures rich, bold black lines without skipping or clogging. Formulated with high quality, quick drying water based ink, these cartridges provide a clean, mess free writing experience whether you are jotting down daily