Earbud Case

I wanted a fairly compact case to hold a set of earbuds, and preferrably to match [my business card case](https://www.thingiverse.com/thing:6841412). I looked at a number of existing designs, but again ended up starting from scratch. I completely redesigned this case at least four times, and at least two of those designs had multiple variations. The end result is a case that looks decent and is somewhat compact (it is still not as small as I would like, but that is largely due to the large radius on the outside of the cover).

This is a two piece design. The outside cover slides over the part that actually holds the earbuds (the center piece or case). The outside cover itself is held in place by two protrusions on the inside of the cover that match up with the top and bottom of the inside radius on the center piece. The design is in two pieces partly to make it easier to swap the outside cover with different designs. I have included the .stl files for the case and the cover, but have n