* English subtitles have been uploaded.
This is a story about natural leather and artificial leather, and the material in between.
0:00 Intro
2:41 Differences 1. Differences in purchasing units
3:45 difference 2. difference when heated
6:37 The difference 3. The difference when you use it for a long time
9:31 Substances that are not classified by the general classification method
#leathercraft #diy