For U.K. FP fanatics the Tesco "Ink Cartridge Pen" is a very reasonable option at £2. I used these when I was younger before I bought my LAMYs. I would thoroughly recommend
JOB LOT 174 X MIXED EMPTY PRINTER INK TONER CARTRIDGES TESCO ASDA WILKO | eBay
Recycle Ink Cartridges for Tesco Clubcard Points | Verylvke
Tesco Remanufactured HP 304 XL Black Ink Cartridge - Tesco Groceries
Isabelle Lamy on Twitter: "Tesco seems to be the only place where to #recycle @BritaUSA cartridges in the UK. Even if I don't do my shopping at Tesco I always stop there
TESCO E611, BLACK INK CARTRIDGE. COMPATIBLE FOR PRINTERS USING EPSON T0611. | eBay
TESCO E192, COLOUR INK CARTRIDGE PACK FOR PRINTERS USING EPSON T0442 T0443 T0444 | eBay
Celtic Financial Planning Ltd on Twitter: "♻️Today is #Globalrecylingday, which aims to help recognise, and celebrate, the importance recycling plays in securing the future of our planet. 🖨 We thought it was
Printer Ink - Tesco Groceries
Hp 300 Colour Printer Ink - Tesco Groceries
Tesco Remanufactured HP 364 Multipack Ink Cartridges - Tesco Groceries
Printer Ink - Tesco Groceries
Tesco Compatible Epson T0612/3/4 Coloured Ink
JOB LOT X 235 MIXED EMPTY PRINTER INK TONER CARTRIDGES TESCO HP CANON ASDA | eBay
Buy HP 62 Original Ink Cartridges - Black & Colour | Printer ink | Argos