MUJI Fine Tip Pen/Erasable Fine Tip Pen Water^-based ink ☘Choose
(MUJI Water-based Fine Tip Pen. 3)3 Colors Erasable Fine Tip pens(Erasable ink, Black, Red, Blue). 4)9 Colors Erasable Fine Tip pens(Erasable ink). The ink in the erasable pens has a patented color temperature setting.