Falling between two chairs

Someone who falls in-between two categories, and cannot enter either or. This can be an example of someone who does not make enough money to live comfortably, but makes way too much money to get on welfare. People who fall between two chairs are stuck in survival mode and just exist.

According to the government, I make too much money to get on welfare, but I don't make enough money to live comfortably, so I falling between two chairs.