The nib allows you to write the finest line and make it strong.
10 pens with a plastic case for convenient storage.
Uses: Cartoon characters (especially perfect for details, such as face, eyes, and hair. ), effect lines, background
The line is strong and weak (strong and thick lines, weak for thin lines) means that you can use thick or thin lines depending on the angle and pressure of the nib.
These uses are for reference only, so please use different uses according to the style of your painting or other addictions.
(From Amazon.co.jp)