Our versatile marker pen refills are designed to provide a seamless writing and drawing experience. These high-absorption ink inserts ensure smooth and consistent ink flow, making them practical for various applications such as office work, school projects, and DIY crafts. The blank refillable design allows for easy diy and refilling, ensuring use. Features -Color:White -Material:Cotton, PVC -Size:10.00X1.00X1.00cm/3.93X0.39X0.39in -Smooth ink absorption: designed for even ink absorption, ensuring smooth and consistent lines for enhanced drawing and writing experiences -Durable and : made with wear resistant materials, these refills maintain their shape over time, extending the lifespan of your pens and markers -Universal compatibility: compatible with various marker brands, making replacement easy and simple for versatile use -Quick ink filling: features fast ink absorption technology, reducing waiting time and boosting your creative efficiency -Blank inserts: empty core design allows for filling with different ink colors, catering to diverse artistic and writing needs Package list: 100pcs x marker pen cotton core