Army Style Cot and Mattress (South Old Town Alexandria)
Please see the picture for a description of the mattress. I gave away about 10 a few months ago and just found this one. The mattress is almost identical to this (https://search.app/AHqmaRmkpETWeKqd6) except it has a built-in head support.
This offer has been gifted to someone and is no longer available.