Buy an Anti-theft backpack in Pakistan from Luxor.pk. The Bag has a USB charging port, Anti-theft bag features, PU leather material in front and extra pockets in straps that makes it different from all other bags.The Anti-Theft USB Charging Backpack not only saves you from being a victim but also saves you from having to deal with the heartache of losing the things that can't be replaced.
So only you will have access to them from the back (when you are wearing it). Other than this, it also has a compartment for a laptop, a separate place for bottles/headphones/key chain, etc.
Featuring more pockets and safety compartments than you will ever need, the designers have taken serious consideration for your safety with hidden zippers and it even features an integrated USB power bank charger.