Oiwas Laptop Backpack School Bags Business Travel Carry-on Daypack Up To 17-Inch Comfortable - The laptop backpack which has two adjustable wide, padded chest-straps &amp; breathable padded back support make you comfortable to carry Classified - Your iphone,charger baby,passport,pen,keys,card could be organized well at outer most layer, you can find whatever you want easily. ROOMY - 2 large panel-opening main compartments. The rear compartment contains additional interior padded to protect your 13/15/17 inch laptop and ipad. The front compartment and mesh pocket has enough space for your book clothes laptop essentials etc. High Quality - The backpack laptop is made of nylon fabric, have good water proof and wear-resistant feature. The metal zipper can be used for a long time. Comfortable - The laptop backpack which has two adjustable wide, padded chest-straps &amp; breathable padded back support make you comfortable to carry