Vid-20220418-wa0011mp4 -

If you can tell me is in the video or what material they are using, I can give you more specific information on that technique. Directory /forum/yabbfiles/Attachments - Slinging,org

Specific types of paper or cardboard used for making targets. VID-20220418-WA0011mp4

Based on searches, the file VID-20220418-WA0011.mp4 appears to be a video attachment in the slinging.org forum . This community often discusses creating, using, and repairing slings. If you can tell me is in the

I cannot play the video to confirm, but I suggest checking the slinging.org forum for the thread matching that attachment name for the exact context, as attachments there often depict experiments with different materials. "Proper paper" in the context of slinging

Documentation or instructions referenced within the forum attachments, potentially describing the use of a "proper" projectile.

"Proper paper" in the context of slinging.org likely refers to:

Using tightly rolled paper or improvised paper materials for ammo.