All you need is a key chain ring to keep your weak Jean zipper from falling down.
Attach the ring to your zipper.
Zip up, as you would normally would
Now hook it to the the button thing
Lastly button them up and you no longer have a stubborn zipper that refuses to stay up.
Thank you for viewing and I hope this helped! If you would like more detailed explanation, feel free to request a video. Although, it's pretty self-explanatory.
- Key chain ring