The file 'Dice Tower DM Screen 3D Printer Model' is (stl) file type, size is 16.7KB.
Print these two dice towers and use foam board from the dollar store for your screens they should be able to go into the inserts the towers are the corners, you have to print one of each.
Updated -
I've adjusted the side of the dice catch and removed the top angle and added a slot for a foam board insert to save on plastic.
DMDiceTower1.stl | 36.8KB | |
DMDiceTower2.stl | 42.9KB |