Multi-function USB Travel Bag USB Back Cover for Menthe description:From school to work, keep your life organized with a lasting back! Multifunctional design suits for every occasion.Advantages:- The hidden main compartment is safe for your inner things- Convenient USB port hole for charging electrical devices- The largest laptop layer suitable for 15.6-inch laptop- Smallest pocket slot suitable for 9.7 inch Tablet PC- A zipped pocket on the shoulder strap can save some handy itemsNB:The contrast of the Tablet PC in the picture is 9.7 inches.The inner color of the bag will be delivered randomly.It may have some wrinkles in the package during charging.There may be some skin odor which is normal, you can put it for several days, then it will disappear.Maintenance Tips Bag:No dry cleaning, exposure, ironing and bleaching.Rub with water or a small amount detergent.Type: BackpackFor: TravelMaterial: PolyesterFeatures: Laptop Bag-Note: There is no power charger inside the bag. If you want to use an external, you must do the following- Purchase of mobile power USB- Connect power to peace inside the bag and then connect to the phone externally