50 Black Medium Ballpoint Pen Refills, 1.0mm, Smooth Writing

This package contains 50 black ink refills for retractable ballpoint pens. Each refill measures 115mm in length and has a 1.0mm tip, suitable for smooth and clear writing. The refills are made from new materials and are designed to replace existing ink cartridges in compatible pens. They are ideal for office use and student stationery, providing reliable performance for everyday writing tasks. The refills come in a white packaging and are intended to ensure consistent ink flow for fluent handwriting.