Oiwas Nylon Business Backpack with Large Full Separate Mult-Compartment for 17 Inch Laptop Notebook Large Mult-compartment backpack with padded sleeve fits for most of 15" and 17" laptop. Backpack size: 20 x 12.2 x 5.7 inch. 3 of full separate compartment plus one zippered front pocket and two side pocket. High quality nylon fabric with anti scratch and water Resistant feature. Full separate laptop compartment protect laptop or ipad from damage of book , clothes or other item. The middle compartment with mesh pocket has enough space for book clothes and laptop essentials etc. Front organizational compartments for pens, keys, and cell phone. The backpack which has two adjustable wide, padded shoulder straps . The back panel is molded and vented to provide air circulation to keep you cool and comfortable. 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