Introducing our {25L Barrel Fountain Pen Ink/Dip Pen Ink for Small Bottles Refill}, the perfect solution for all your writing needs. As a trusted factory, we bring you top-quality ink that guarantees smooth, effortless writing experiences. Our ink is designed specifically for fountain pens and dip pens, ensuring consistent flow and vibrant colors. With a generous 25L capacity, this barrel refill guarantees long-lasting usage, making it ideal for professionals, artists, and pen enthusiasts. Choose our factory-made ink for impeccable quality and unparalleled performance.