The refillable ink converter features a sleek and durable design, ensuring performance. Its transparent body allows users to monitor ink levels easily, while the ergonomic structure ensures effortless handling. Ideal for professional settings, creative projects, or personal journaling, it enhances the writing experience with reliable functionality. Features - Color: Transparent -Material:Plastic - Size: 7.00X0.60X0.60cm/2.75X0.24X0.24in -Universal compatibility: with a 2.6 mm diameter, this ink converter is compatible with a wide range of fountain pens, catering to various ink filling needs -Effortless operation: the twist mechanism simplifies the ink filling process, making it quick and convenient for all users -Ink efficiency: designed to prevent ink wastage, this converter ensures efficient use of your ink, providing a better writing experience -Travel: its portable design makes it for use in different settings, whether at work, school, or during travel -Durable construction: made with high precision, this ink converter offers reliable performance and durability, ensuring consistent ink flow and prolonged pen life Package list: 20 ink absorber