Hard case wallet

When I was walking down the mountain, I made it small and bulky, wanting a light wallet. I do not need so much money or cards, but I wanted to be able to carry all the things I needed.

Since the lid may be lost if it can be completely removed, I thought that if possible, I would like to make something that can be opened and closed with a hinge. It is difficult to make a sturdy hinge only with 3D prints, so it was realized in combination with a para-code strap. I am sorry, please check the way