Universal Fountain Pen Refills - Black, Pure Blue, Dark Blue, Red - 3.4mm Diameter for Students

Enhance your writing experience with these versatile fountain pen refills, available in four vibrant colors: black, pure blue, dark blue, and red. Designed with a 3.4mm diameter, these refills are perfect for students seeking smooth, consistent ink flow for everyday use. Whether taking notes or creating art, these high-quality refills deliver a rich and precise writing performance, ensuring every stroke is beautifully captured on paper. Ideal for various writing needs, they promise reliability and longevity with each use. Material: plastic Use: Avoid ink leakage, Pen refill storage Manufacture country: China Instructions included: No