Heat-Sensitive Erasable Pen Refill, Black/Blue Crystal, 0.5mm Needle Tip

This innovative pen refill features heat-sensitive, erasable ink that allows you to write smoothly with precision, thanks to its 0.5mm needle tip. The refill is designed to provide a seamless writing experience in both black and blue crystal shades. Perfect for professionals and students alike, it ensures clean and convenient corrections by simply applying heat or friction for erasable writing. Material: plastic Use: Writing, drawing, office Packing: bundled, boxed Line width: 0.5mm Type: Refills Manufacture country: China Instructions included: No