50PCS Ballpoint Pen Refills 1Mm Blue Medium Tip Ink Pen Refill Big Fat Pen Refill Smooth Writing Ballpoint Refills For School Office Supplies Blue

50PCS Ballpoint Pen Refills: This set includes 50 high-quality ballpoint pen refills in black (or blue), each featuring a 1mm medium tip for smooth and precise writing. With such a generous quantity, enough for you to use for a long time, making it perfect for daily use or sharing with classmates and colleagues. Perfect Fit for Ballpoint Pens: Measuring 9.9x0.5cm/3.89x0.19in, these ballpoint refills are designed to fit seamlessly into compatible pens. Whether for heavy-weighted pens or standard ballpoint pens, these refills ensure a perfect fit and reliable performance. Smooth Writing & Skip-Free Ink: Experience effortless writing with these 1mm black (or blue) medium tip ink pen refills. The high-quality ink ensures a consistent flow, preventing leaks or interruptions, so you can write smoothly and confidently every time. Durable Plastic Construction: Made from high-quality plastic, these refills are sturdy and long-lasting, it is not easy to bend or break, which can well protect the ink inside. It is light so that it is not easily damaged by impact when it falls to the ground. Ideal for Various Occasions: These smooth writing ballpoint refills are perfect for students, professionals, and anyone who values reliable writing tools. Use them in classrooms, offices, meetings, or at home-they're versatile enough for any writing task.