Haro Cube
thingiverse
Based on this Article. The Twitter post linked here shows a screenshot of a UK visa application form with a list of required documents, including proof of identity, proof of income, and proof of address.
Download Model from thingiverse
With this file you will be able to print Haro Cube with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Haro Cube.