Black Gel Pen Refills 3.9 inches (6pcs)

Never run out of ink again with Mesmos 6 pack gel pen refills, featuring high-quality German ink and precision Swiss-made 0.7mm tips, ensuring your favorite pen is always ready to write. Measure twice and refill once to avoid any disappointment—double-check that your existing pen cartridge is 3.9 inches long and 0.22 inches in diameter. Compatible with most gel pens, including the renowned Parker gel pens and our Mesmos Ombre Pen Set, these refills guarantee a perfect fit. Enjoy super smooth writing with these medium tip black ink refills, perfect for notes and journaling. Save money and the planet by choosing Mesmos refills over new pens, making an eco-friendly and cost-effective choice.