Back seat pockets

[Ayc3]

i was wondering if anyone found an easy fix to fix the saggy elastic cord on the back of the driver and passager seat?

 

[Sandroad]

Here's one of at least a few threads I found from a quick search:
https://forum.ih8mud.com/threads/how-to-repair-sagging-seat-back-pocket-on-lc.813378/

 

[Ayc3]

Thank you