Briggs & Riley BRX Exchange Large Duffle Bag, Green Adjustable padded straps and adjustable sternum straps keep backpack from sliding off shoulders and reduce strain on arms, neck and shoulders Generously sized interior holds clothing and a variety of bulky or odd-shaped items Zip-around expansion adds 2 inch of additional packing space Simple as that lifetime warranty even covers airline damage-same as all Briggs and riley bags