Refill Rollerball Pen Basic Refills for Erasable Ballpoint Pens, Very Well Filled Leads, Erasable, Line Width 0.7 mm [3/6/9 Pieces] Including Red, Blue, Black (Pack of 3)

Widely used: suitable for notes, as a pen for writing, as a sewing accessory, textile pen, trick painter. Scientific design: thanks to the compact size, you can put it in your bag or backpack. This is the best gift: Great gift for children, friends, classmates on birthdays, festivals, etc. Keep clean: we use erasable rollerball pen, for repeated erasing and re-writing without damaging your documents. Function: The special friction ink dries after a reasonable time, at high temperatures (self-extinguishing) the colour disappears (erasing, ironing), at fridge temperatures the ink becomes visible again.