Study Pen Category Record Tool

What is it about?

This is a tool that can record the classification of pens according to your preference. You can classify and manage the pens you have, such as drawing pens, homework pens, modifying scores pens, etc. According to the characteristics of each pen, record the reason for your classification, the weight and use of each pen, etc. When you need a pen that you don't want to use quickly, instead of fumbling around, you can quickly select the right pen by looking at the pros and cons of each pen on your favorite page.