High Sierra 36-Inch Drop-Bottom Wheeled Duffel Two bags in one - use as a wheeled duffel or as a backpack. Hidden padded backpack straps are stored behind the zippered padded back panel. Large main compartment with U-shaped zippered opening. Large drop-bottom main compartment, with hold-down straps, is perfect for shoes, boots, or folded clothes. Two top-loading end compartments hold accessories.