S = 80 pens M = 120 pens. Long-lasting Smoothness: Features a 1.0mm gel tip paired with durable ink, ensuring a fluid and smooth writing experience free from skips or smudges. This guarantees stable, reliable performance and reduces the need for frequent replacements. Comfortable Grip: Equipped with a soft, latex-free rubber grip that provides exceptional comfort and control, even during extended writing sessions. Convenient and Durable Design: The pen features a sturdy, durable barrel with a retractable click mechanism for quick, effortless writing, and includes a pocket clip for easy portability. Versatile Application: Designed specifically for daily use, its robust durability and reliable performance make it an ideal choice for office professionals and students alike. Weight: 1.36 lbs.