Authentic Filament Safe Box

Inspired by my 3d printable Filament Spool Dumbbells I came up with this neat idea.
The storage is quite big.

 

Model 1: 
With a clean outer shell where you have to wind the filament on your own to have the perfect stealth vault (I prefer this one):
 

 

Or just use the simple model:

 

Model 2:
Like the dumbbell version with integrated grooves for an authentic filament replica.
 

I have also uploaded the source Fusion360 file (.f3d) which you can download and modify everything to your needs. I parameterised all the important measurements:
 

 

Boost MeI would appreciate a boost if you like this idea :)