Model: Old Skool H2O BackpackColor: dark blue, yellowPattern: checkeredStorage compartment: main pocket, laptop pocket, outside pocket, side pocketFastening: zipperSpecification: adjustable strap length, padded back, padded strapsSomething extra: patchMaterial: main - polyesterlining - syntheticsA4 format: fitsVolume: 22 lDimensions: 42.5 x 32.4 x 12.1 cm