VBall Liquid Ink Roller Ball Pen, Stick, Extra-Fine 0.5 mm, Blue Ink, Blue/Clear Barrel, Dozen

• Unique liquid-ink formula maintains consistent, flowing strokes.
• Advanced Ink Feed System provides smooth, skip-free writing.
• Visible ink supply allows you to see how much ink is left.
• Rich, vibrant ink color.

Special formula ink and Advanced Ink Feed System ensure consistent, skip-free lines from the first stroke to the last. Visible ink supply lets you see how much ink is left.