Heat Erasable Friction Pen Refills for Calligraphy Practice

Experience smooth, effortless calligraphy practice with these innovative pen refills. Designed specifically for use in friction pens, they offer the unique ability to erase heat-sensitive ink, allowing for mistake-free writing and clean corrections. Ideal for artists and beginners alike, these refills provide vibrant, consistent lines perfect for refining your calligraphy skills. Enjoy the convenience of erasable ink without compromising on quality or style. Material: plastic Packing: 100pcs/bundle Line width: 0.5mm Suitable: Gel pen Type: Refills Manufacture country: China Instructions included: No