iPhone 5/5S screw case

Can be purchased here https://pinshape.com/items/12202-3d-printed-iphone-55s-case

I wanted a full case for my iPhone and i wanted 3D printed to share it with my school mate (we are 3 in program at Cegep) so we can have one for our program.
I've done some research here and didn't fin one that was on my need. I wanted a clean design, no fancy at all.

Here what come out, a nice, clean iPhone 5/5S case with screw to close it and a custom insert (that i provided the blank file to make your own