This is the third generation of the long-running sale series for about 20 years, "Open Pin-chan 3". You can attach the name tag you are currently using without drilling holes in your clothes. You can attach most name tag safety pins. (Some name tags are difficult to attach due to their structure.) ） It can be attached to a common shirt or a light sweatshirt. (It may not be suitable for hard fabrics.) In that case, we recommend the "Marui Non-Open Pin-chan" series. ） The spring structure makes it easy to use even for small children.