GoPro Session ND Filter Case

I wanted to use the TBS glass ND filters for my FPV videos.
I liked how easy the ND filters are to swap on the later versions of gopros and wanted something that would take a few seconds to swap out.

Most people use TPU to make these cases, but if that isnt an option for you, this is an alternative.
I like to use the couch design for my FPV quads, so I made this to match all of my requirements.
This is the couch I use for my current freestyle build:
https://www.thingiverse.com/thing:4848865

**Tips**
I printed this in PETG so you may have different results, but this was my process to get the perfect fit for both filter and gopro.
- Use a scalpel to cut away any stringing
- Slightly trim away the fileted corners to help the filter fit in
- Test fit the filter glass. It shouldn't quite fit just yet but it should be able to fit in one side at once
- Use a heat gun to warm up the plastic. As soon as you see the sides start to wilt, its ready.
- Make sure the filter is the co