Designed for convenience, these ballpoint pen refills are suitable for those who frequently use pens for writing or drawing. The metal construction ensures durability, while the blue ink offers a clear and consistent flow. These refills are suitable for a wide range of pens, making them a practical choice for students, professionals, and artists alike.Features-Color:Blue-Material:Metal-Size:11.60X0.53X0.53cm4.56X0.21X0.21in- metal construction: the metal body of these refills ensures they are lightweight yet , suitable for everyday use-Quick drying ink: enjoy a smooth writing experience with ink that dries quickly, preventing smudges and ensuring clean, crisp lines-Universal compatibility: these refills are compatible with a variety of ballpoint pens, making them a versatile and convenient choice-Suitable for all settings: whether in the office, at school, or at home, these refills are suitable for any writing task-Great for sharing: these refills are ideal for personal use or sharing with friends, offering convenience and practicalityPackage list: 50pcs pen refill