Private Reserve Ink Fountain Pen Cartridges - Invincible Black

Private Reserve premium fountain pen ink cartridges offer vibrant European-grade ink colors. With a rainbow of hues that will transform your writing experience. Private Reserve Invincible ink is a permanent archival ink. It is UV resistant, waterproof, non-erasable, and highly pigmented - all in the convenience of a cartridge!

• 12 Cartridges Per Pack
• Premium Quality
• Color: Invincible Black
• Archival/documental Ink
• Permanent
• Pigmented Ink
• Non-Erasable
• Waterproof
• UV Resistant
• Standard International Size
• Fits Most Fountain Pens
• Overall Cartridge Size - 1 1/2 in. x 1/4 in.
• Mix & Match Colors for Quantity Discount!