The Smart Phantom Backpack is made from high quality water resistant fabrics and has reflective details for your nocturnal safety. Simply click your zippers into the integrated TSA lock to lock your bag and your valuables will be safe. You can even attach your bag to any object using the lug lock. Phantom has many practical hidden pockets bringing you convenience whilst in the interior you can find padded compartments for a 15.6” laptop, tablet up to 10” and all your other belongings.