Adult copybook practice copybook
1: A book copybook with a groove mold (a total of 16 pages) of about 2400 characters.
2: Send 4 faded and faded refills, 1 pen holder (already installed), 1 set of pens (1 pen and 6 ink sacs)
3: Give a pencil holder Feature: The writing will disappear automatically after 30 minutes ~ 3 hours! A faded gel pen can write about 10,000 meters.
After practicing the words, the handwriting will disappear for a period of time, giving people a magical novelty!