Maxpedition FliegerDuffel Bag
A flexible duffel that fits in your overhead compartment.
The Fliegerduffel Adventure bag can be carried by hand, by shoulder strap (in 2 orientations), or by its concealable ergonomic backpack straps. Designed with multiple pockets, pouches, and compartments that offer plenty of space and organization. It's a flexible bag that's ready when you are.
Acceptable size for carry-on by FAA regulations and most airlines.