Retractable Ball Pen Pen is Made of Durable Abs Plastic with a Smooth, Lightweight Design for Comfortable Daily Writing. Featuring a Reliable Click-action Mechanism, It Allows Quick One-handed Operation While Protecting the Pen Tip When Not in Use. the High-quality Ball Pen Refill Delivers Consistent Ink Flow, Smooth Writing Performance, & Clean Lines Without Smudging. Safe, Sturdy, & Easy to Carry in Pockets, Bags, or Notebooks, It is Ideal for Offices, Schools, Meetings, Travel, Training Sessions, & Promotional Events. Its Ergonomic Grip Enhances Writing Comfort During Extended Use.