The Fort Knox of backpacks! Slash-proof, tamper-proof and snatch-proof, DaySafeTM 100 is the Fort Knox of backpacks! The removable 16-liter main compartment (which may also be used as a portable safe in your hotel room or car) is constructed of eXomesh® Slashguard (stainless steel mesh laminated between two layers of nylon). It's like having a security fence around your valuables! The patented cable lock lets you anchor it to any secure fixture, and the adjustable padded shoulder strap is slash-proof. Made of black ballistic nylon, DaySafe has a removable insert for your laptop or documents, a front zippered organizer pocket with key clip, mesh exterior and side pockets, cell phone pocket on the shoulder strap, padded air mesh back support, and tamper-proof zippers. (19 x 12 x 8"; 1500 cubic inch capacity; 3 lb, 8 oz)