PATIKIL 60Pcs Fountain Pen Ink Cartridges, 3.4mm Bore Diameter Pen Ink Refill Standard International Refill Cartridges for Writing Business, Purple

• Specifications: Material: Plastic; Ink Color:Purple; Ink Refill Size: 5 x 0.7cm / 1.97 x 0.28 inch ( L * Dia ); Inner Diameter: 3.4mm; Packing List: 60 x Fountain Ink Refill
• The fountain pen ink refills are suitable for most fountain pens. Perfect for business writing, journaling, sketching, meetings, and any other occasions where a pen is needed. It can help you take notes and mark. It is a good choice for daily use, office, restaurant, hotel, and other occasions.
• Advantages: The smooth, quick-drying ink in these ink refills prevents smudging, ensuring clear writing and giving you a smooth writing experience. The plastic shell is sturdy and shatter-resistant, which can effectively protect the ink inside. Ensure long-term use. The ink is pH-neutral, which can protect your pen and ensure safe daily use.
• Instruction: For installation, remove the pen cap, pen barrel, and ink converter. Gently align the narrow end of the ink with the pen tip and press firmly until you hear a click. Once installed, gently shake the pen to promote ink flow and start writing smoothly.
• NOTE: Please confirm whether it is suitable for your pen before purchasing, as they may not be suitable for all standard sizes.

The fountain pen ink refills are suitable for most fountain pens. Perfect for business writing, journaling, sketching, meetings, and any other occasions where a pen is needed. It can help you take notes and mark. It is a good choice for daily use, office, restaurant, hotel, and other occasions. Specifications: Material: Plastic; Ink Color:Purple Ink Refill Size: 5 x 0.7cm / 1.97 x 0.28 inch ( L * Dia ) Inner Diameter: 3.4mm Packing List: 60 x Fountain Pen Ink Cartridges Advantages: The smooth, quick-drying ink in these ink cartridges prevents smudging, ensuring clear writing and giving you a smooth writing experience. The plastic shell is sturdy and shatter-resistant, which can effectively protect the ink inside. Ensure long-term use. The ink is pH-neutral, which can protect your pen and ensure safe daily use. Instruction: For installation, remove the pen cap, pen barrel, and ink converter. Gently align the narrow end of the ink with the pen tip and press firmly until you hear a click. Once installed, gently shake the pen to promote ink flow and start writing smoothly. NOTE Please confirm whether it is suitable for your pen before purchasing, as they may not be suitable for all standard sizes.