![Put a jet stream in a friction multicolor ballpoint pen--The custom adapter is interesting [Our stationery box]](https://image.enuchi.jp/upload/articles/5481/917417963f7c0c68adfd4360dbd4dbe0_special.jpg)
Put a jet stream in a friction multicolor ballpoint pen--The custom adapter is interesting [Our stationery box]
I tried the customized part "Ballpoint Pen Refill Adapter", which is a hot topic among stationery lovers. For friction multicolor ballpoint pens.
