A card deck holder for cards with the dimensions 57x78 mm.
I was inspired by (https://www.printables.com/model/284462-card-deck-holder) for the design.
You are also welcome to take a look at the model.
Link for the Cards:
https://www.amazon.de/dp/B0CH9R2DNF?ref=ppx_yo2ov_dt_b_fed_asin_title&th=1&tag=operagx-def-sp-co2-de-21
The author remixed this model.
Dimensions changed to 57x87 card size