Specifications:Types: Backpack, Digital Product Storage BoardBackpack Material:PVC laminating, Polyester fabricClosure:Lock+ZipperSize:about 32cm/12.60''x16cm/6.30''x48cm/18.90''[Conversion: 1cm=0.3937 inch, 1inch=2.54 cm]Features:-Simple but fashion.-External USB charge function. Make it more convenient to charge your cell phone when travel or go out.-Anti-theft customs lock. Safer life.-It can store 15.6 inch laptop, iPad, phone, clothes, wallet, folding umbrella, etc.-Other Features: Metal aluminum handle. Night safety reflective stripe. Portable key buckle. Backpack straps' pocket to place your card.-Casual Easy style using for: Work, School, Going out, Travel, etc.-Best Match: Compliments various style dress and shoes in matching color.Digital product storage board. To store your digital product and make them organized.Note:-Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully.-Please allow 1-3CM differs due to manual measurement.-Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.