Pokemon Go Plus - Pokeball case

With the release of the official Pokemon Go Pokeball, I was feeling a little left out. But, I didn't like how it was so small. I wanted something I could grip in my hands like, well, a Pokeball.

The ball is approximately the size of a billiard/pool ball.

Four printable parts.
Top
Bottom
Button
Black Ring

Assembly is very straightforward. It is all held together with a bit of paracord and friction. Bungie cord could be substituted just fine too.

If you print the button out of a