Enhance your office, home, or classroom with Vision Needle Stick Rollerball Pens. Featuring a durable 0.5mm micro point with a bend-resistant tip, these pens ensure precise writing. The pigment-based roller ink flows smoothly, creating vivid lines for excellent clarity. With uni Super Ink technology, documents are fraud-, fade-, and water-resistant. The translucent window shows ink levels, and the exclusive uni-Flow Ink System guarantees a consistent writing experience.