Eyeye Roller Ball Pen Black 0.5mm – Smooth Writing Liquid Ink Pen (Pack of 12) Write with precision and style using the Eyeye Roller Ball Pen, Black, 0.5mm. Engineered with a bullet tip for fine, consistent lines and a straight liquid ink system for smooth, uninterrupted writing, this pen is perfect for office, school, and professional use. The large capacity ink tank ensures longer writing life, while the stainless steel nib clip adds durability and convenience. Available in a pack of 12, this pen delivers both efficiency and value for daily writing needs.