At first I took this product more by conscience over my Cintiq 22HD Touch but in the end it turns out that it is almost essential because it allows one to avoid any strange marks on the screen, it has 2 the effect of cleaning it without even meaning to, this allows 3 drag bcp better in performance curves (no adhesion of the palm) and 4 it's a little cloth tjrs "at hand "(to make a pun;)).
