Is there anything more frustrating than when you're halfway through writing a report or essay and your pen runs out? Thankfully, we can provide the solution. This handy selection of blue ink refills ensures you can write continuously without the stress.

• Twist Pen Blue Ink Refills - Pack of 5
• Produces blue ink
• Each refill measures 7 cm
• Comes in a white box with colourful spots
• Packaging is made from widely recycled materials