The file 'Dice Tower, Single Piece, No Supports Required – Roofless 3D Printer Model' is (stl) file type, size is 5.8MB.
https://www.thingiverse.com/thing:3433643, but with the tower "roof" removed so that there's nowhere for dice to rest up top - the entire top of the tower is open for you to drop your dice into.
dice_tower_customized.stl | 14.2MB |