Maxpedition 3-in-1 Load-Out Duffel Bag Maxpedition's innovative 3 part duffel bag system; may be used together or as separate components. Main bag: overall dimensions: approx. 21" long x 13" wide x 15" tall backpack pod: main compartment: overall dimensions: approx. 12" wide x 15" tall x 3" thick Shoulder bag pod: overall dimenions: approx. 12" wide x 15" tall x 3" thick. Main bag accepts the backpack pod and shoulder bag pod