LOTS OF STORAGE SPACE&POCKETS: One separate laptop compartment hold 17 Inch Laptop as well as 15.6 Inch,14 Inch and 13 Inch Macbook/Laptop. One spacious packing compartment roomy for daily necessities,tech electronics accessories. Front compartment with many pockets, pen pockets and key fob hook, make your items organized and easier to find.FUNCTIONAL&SAFE: A luggage strap allows travel laptop bag fit on luggage/suitcase, slide over the luggage upright handle tube for easier carrying. Tighten the breast strap can stabilized the center of the gravity of the backpack. A small anti-theft pocket located on the lower back keeps your passport, wallet, phone and other valuable items safe and handy. Internal shockproof belt for fastening your laptop and iPad, preventing them from sliding and bumping.USB PORT DESIGN: With built in USB charger outside and built in charging cable inside,this usb backpack offers you a more convenient way to charge your phone while walking. Please noted that this backpack doesn't power itself, usb charging port only offers an easy access to charge.COMFY & BREATHABLE: Adjustable shoulder straps and back side comes with comfortable and breathable mesh design, relieves the stress of your shoulder. A comfortable airflow foam-pad back design with soft, multi-panel breathable mesh padding with good heat dissipation and not get clammy, offering your back maximum back support. A foam-padded top handle makes it a carry-on.QUALITY MATERIAL&SOLID:Made from quality nylon fabric with Two "S" curve PADDED shoulder straps,offers LIGHT-WEIGHT carrying and of force reinforcement,perfects for business traveling, weekend getaways, shopping, professional office work and other outdoor activities. Also, a perfect college backpack for women men. DURABLE MATERIAL&SOLID:Made from DURABLE nylon fabric with Two "S" curve PADDED shoulder straps,offers LIGHT-WEIGHT Carrying and of force reinforcement,perfects for business traveling, weekend getaways, shopping, professional office work and other outdoor activities. Also, a perfect college high school student backpack for boys,girls,teens,womens and men