The cage is a 2x5 with a 1x5 /1x2 L shapead 2nd level, and then a 1x2 3rd level. They love it. The 3rd level was for my grumpy boy that likes to get hide out. The hay rack is 2 bent grids zip tied together and then put half way under the loft. When it is full they can eat hay from the 2nd level as w