These gel pen refills are crafted to deliver a smooth and efficient writing experience. The allows for detailed and precise writing, making them suitable for various tasks such as note-taking, drafting, and signing. The quick-drying black ink prevents smudging, ensuring your work remains clean and professional. Features -Color:Black -Material:Plastic -Size:13.00X0.50X0.50cm/5.11X0.20X0.20in -Fast drying formula: the quick drying ink prevents smudges, making it suitable for left handed writers and fast paced writing -Detailed writing: the 0.5 mm is excellent for detailed and precise writing, suitable for intricate tasks -All purpose use: suitable for exams, office work, and signing important documents, meeting diverse writing needs -Sturdy refills: these refills are built to last, reducing the need for frequent replacements and ensuring consistent performance -Versatile tips: includes dual tips, catering to different writing styles and preferences Package list: 100pcs pen refills