Product Detail:Type: Travel Backpack, Laptop Backpack, USB Charging BagGender: Men & Women Main Material: OxfordLining Material: PolyesterHandle/Strap Type: Soft HandleClosure Type: zipperPattern Type: SolidTechnics: EmbossingCarrying System: Resin MeshCapacity: 20-35 Litresize: 31*11*45cm / 12.09 * 4.29 *17.55inchInterior: Main Pocket, Computer Interlayer, Interior Slot Pocket, Cell Phone Pocket, Interior Compartment, Interior Zipper PocketExterior: Front Zipper Pocket, 2 * Side Pockets