Plenty of Space & Organized: : L*W*H:30*15*47cm/11.8*5.9*18.5 in.Mens laptop backpacks with a separate laptop compartment provides you with plenty of room. A main spacious compartment is roomy for daily necessities, tech, and travel accessories. The front compartment pocket for key fob hooks, pens, cell phones, and zippered pocket provides quick access to small items, and side mesh pockets hold water bottles and umbrellas to help you organize your items efficiently.USB Port Design: Charging backpack with an external USB charging port & built-in charging cable, this backpack with a USB charger port provides you a more convenient way to charge your electronic device via connecting your own power bank while traveling or hiking. The headphones jack gives easy access to earphone usage. Practical gifts for teens, boys, girls, friends, mothers, and fathers, etc. (POWER BANK is not included)