You will be popular in your workplace with this one!
This design contains 3 pieces which are snapped together to create a tray for carrying 4 or 5 cups from drink vending machines. Also provides a small recess for your change.
Why not print it in white and write your orders directly on it?
EDIT (02/04/2016): One piece STL file added by request.
cup_tray_handle.stl | 50.0KB | |
cup_tray_lh.stl | 81.1KB | |
cup_tray_one_piece.stl | 191.1KB | |
cup_tray_rh.stl | 82.6KB |