Rubberized 600D poly face-coated PURolltop folds under top cover with a heavy-duty metal hook closureWater-resistant, clear-coated mesh pocket under top coverTwo side zips for quick access to main compartment and laptop sleeveLarge center storage areaDeluxe organization panelAdjustable sternum strapPadded straps with daisy chain detailsIntegrated luggage trolley pocket on backLaptop sleeve: 20'h x 11'w; fits most 13' laptops Dimensions: 20'h x 12'w x 5.9'd Capacity: 1,373 cu.in./22.5 L Weight: 2.49 lbs./1.02 kg