Lining texture: polyester cottonSource category: spotColor: black, whiteProcessing method: soft surfaceType of outer bag: bag with coverApplicable product types: notebook, tablet, iPadAccessory type: corner protectorMaterial: NylonProcessing customization: YesPopular element: envelopeStyle: HandbagNumber of shoulder straps: no shoulder strapsApplicable gender: Male / femaleSuitable for gift giving occasions: business giftsFunctions: waterproof, wear-resistant, anti-seismic, load reductionHardness: softBag shape: horizontal squareSize: 13 ", 14", 15 ", 16"Cover opening method: magnetic buckleInternal structure of the bag: mobile phone bag, certificate bag, computer pocket, camera pocket