If you have ever had a time when you wished you would've brought ducttape with you but forgot or you didn't want to take the entire roll with you, then i have a way you can make sure there is ducttape in all of your bags. There are three options on how to make this and one of the options is on a keyring. The newly added option is on a nail.
Step 1: Materials
-About 5 minutes depending on how much duct tape you want