Waterproof laptop backpack with built-in pocket on the trolley strap. Protect your devices in all conditions and in complete safety.Exterior material: water-resistant 2tone nylonInterior material: 210D polyesterComputer pocket: 17"Capacity (L): 20Compartments: 2 padded main compartmentsExterior pockets: 2 front pockets and 2 zipped side pocketsBack panel: padded with extra padded support system, zipped pocket integrated into the trolley strapAdditional features: reinforced, padded handleDimensions: 310 x 470 x 200 mm