Pentel EnerGel X Roller Ball Retractable Gel Pen, Blue Ink, Medium, 12pc: * Refillable, retractable roller ball pen * An advanced blend of roller ball and gel ink make this pen exceptionally quick-drying * Provides smooth writing with no smears, smudges or globs of ink * Quick-drying formula is ideal for lefties * Comfortable latex-free grip * Special ink type: gel * Pen style: retractable * Ink color: blue * Pen type: roller ball