I ride a motorcycle which has an alarm system. The remote was repeatedly pressed in my pocket so I decided to design a box for it. After multiple trials, various concepts and... some failures, I came up with this sliding design that works great (even with my gloves on)!

Enjoy!

Creality

Ender 3

No

Yes

20

The rails tolerances are quite tricky. Dependent on your printer, material, parameters it might come out as too tight or too loose. Tweaking may be needed.