AAFES has some of Eagle Creek’s Specter packing cubes and bags on clearance. This brand is considered expensive but high quality – these are good for hiking and travelling and the cubes are highly rated on Amazon, not sure about some of their other offerings.
Example:
Eagle Creek Pack-It Specter Cube is 3.67 vs lowest of $10 or so on Amazon.
not a huge selection but here’s the full list:
https://www.shopmyexcha