This travel essential runs circles around other bags because it quickly converts from wheeled upright to backpack.,600D shadow ripstop poly/1,680D poly,Main compartment with padded laptop and tablet/e-reader sleeves,Roomy rear overnight compartment with garment straps,Zippered front pocket with deluxe organization panel,Zippered fleece-lined valuables pocket,Rear pocket with padded, adjustable straps,Dual side beverage/accessory holsters,In-line skate wheels and locking retractable handle,Easy-to-grab foot handle at bottom of pack,Laptop sleeve: 15.5"h x 10.5"w x 1.5"d; fits most 15" laptops,Dimensions: 20.25"h x 14.5"w x 11"d,Capacity: 1,900 cu.in./31L,Weight: 5.8 lbs./2.6kg,*Bags not intended for use by children 12 and under.