Retractable pens feature smooth-flowing gel ink that lays down effortlessly for an effortless writing experience. 0.5mm tip creates fine, crisp lines for detailed handwriting. Comfortable grip helps you keep a secure grasp on the pen for enhanced control. Handy clip secures to pockets, notebooks and more for easy access and storage. Gel pens with black ink are perfect for daily use at home, office and school.