We keep breaking our command strip hooks at home so I made a compatible base and then decided to change the hook shape to hold my kids' headphones. I have also included a more or less direct replacement which is a bit stronger.
Updated May 2020
I added a double and triple hook that I have designed for towels and swimsuits in the back porch.
Printer:
FLSUN-QQ
Rafts:
No
Supports:
Yes
Resolution:
0.2
Infill:
60%
Filament:
AMZ3D PLABlack
Notes:
I use Simplify 3D 20% supports. I have also printed these in ABS on my MakerGear M2 and it works just as well.