The Ultimatesafe Z15 Backpack from Pacsafe has been designed for the upwardly mobile urbanite who wants a simple. understated style backpack with built-in security features and retro touchpoints. The tough outer canvas fabric masks the even tougher eXomesh 360-degree locking system that helps prevent bag slashers from breaking in stealing those can't-live-without electronics and valuables. The pattern of the patented stainless steel eXomesh weave leaves an imprint on the bag. adding to its already rugged character. The locking system secures the bag completely closed. and comes with a TSA-accepted lock that can be used to lock the bag to a fixture for added security. In addition to the secure main compartment. other features on the Ultimatesafe Z15 include a zippered top compartment with smart zipper security. a padded and removable 15 laptop sleeve with two front pockets. as well as comfortable adjustable shoulder and sternum straps. The bag has a volume of 15-liters and weighs 3.2 pounds. Pacsafe keeps travelers one step ahead of the game by keeping their gear secure from opportunistic thieves with a wide range of stylish adventure backpacks. leisure bags. urban bags. womens bags. and camera bags. as well as luggage and travel accessories.