Dont lose your laptop to a thiefsecure it in the PacSafe CourierSafe 100 computer courier bag. This computer bag both locks shut and locks around a post or other fixture, so your laptop wont do any wandering while you grab a cappuccino or a library book. PacSafe made the adjustable shoulder strap with slashproof high-tensile stainless steel wire, so it acts like a cable lock. Tamperproof, lockable zippers seal the main compartment and back pocket. This bags front and back panels feature eXomesh Slashguard material, a ballistic nylon that withstands efforts to slash it. In addition to the CourierSafe 100s security features, this bag holds your cell phone and MP3, pens, and water bottles in its pockets.