Anti Theft Nylon 27L Men 15.6 inch Laptop Backpacks

Main Material:NylonGender:UnisexBackpacks Type:SoftbackCapacity:20-35 LitreInterior:Interior CompartmentInterior:Computer InterlayerInterior:Interior Zipper PocketInterior:Interior Slot PocketHandle/Strap Type:Soft HandleItem Type:BackpacksDecoration:NoneClosure Type:zipperRain Cover:NoExterior:Silt PocketCarrying System:Air Cushion BeltLining Material:PolyesterStyle:FashionPattern Type:SolidWeight:1.1KGPatent:Anti-theft double layer zipperLaptop compartment size:26.5*38cmLining material:PolyesterUpgrade Size:33cm*20cm*49 cm/17.3 inchExpandable structure design:only "Upgrade" includingCompared:1. Model 15.6inch: NO USB, with padlock 2. USB 15.6inch: with USB, with padlock 3. USB Upgrade: with USB, with padlock, with expandable structureFeature:1. Selected splashproof high quality material 2. Anti theft double layers zipper, Anti theft free padlock 3. Large capacity, Earphone hole design 4. External USB charging port, only USB port, power bank not included 5. Expandable structure design