The GUARDIAN 1 is an excellent everyday backpack for business, students, hikers etc. - with the significant protective advantage of a concealed NIJ Level III A flexible armour panel. Armour panel is 11 X 14 inches and is positioned next to wearer's back. Pack can be swung around in front by shoulder straps to instantly protect vital organs. Pack is multi - compartment made of 1680 D ballistic polyester and 600 Denier nylon. Includes full organizer with cell phone pocket, computer sleeve, adjustable padded shoulder straps. Padded back for added comfort. Compression straps.