Compatible with various pens: These refills are designed to fit most standard black ink pens, making them versatile and convenient. You can easily replace the refills of your expensive favorite pen and extend its life. High-quality material: These black ink pens are made of durable metal material, which ensures long-term use and a smooth writing experience. Great value: This pack contains 10 refills of black ink pen, giving you a long lasting supply. Whether you're a student, professional or just love to write, these refills offer great value for money. Consistent Ink Flow: With consistent ink flow, these refills provide a seamless writing experience. The ink dries quickly, prevents smudges and ensures neat and clean writing. No bleeding: Say goodbye to messy pages! These black ink pens are designed to prevent ink from bleeding through the paper, keeping your notes and documents clean and professional. 100% brand new and high quality Type: Black Ink Pen Refills Size: 9.9 cm Color: black ink Material: Metal Feature: The refill body is made of metal material, light and flexible; Ink dries quickly with a consistent ink flow, does not bleed through, helps extend the life of your expensive favorite pen. Package includes: 10 pcs Black Ink Pen Refills Notes: 1. Due to the different monitor and light effect, the actual color of the item may be slightly different from the color shown in the pictures. Thank you! 2. Please allow 1-3mm size error due to manual measurement.