The rear carrier is stationary inside the backpack close to the wearer's back. It contains a 10" X 12" rectangular cut Level IIIA soft ballistic panel. The main backpack compartment dimensions are 17"H X 12"W X 4D" and the outside zippered pocket is 10"H X 10"W X 1.2"D. Two zippered outside pockets 6.75"H X 9"W, 10"H X 10"W ...