Byrna Technologies BS00109 Shield Backpack Body Armor Black 10" x 12:"

As easy to insert into a standard-sized student backpack as a school notebook, Byrna Shield Backpack Body Armor is a thin, lightweight, flexible Level IIIA-rated ballistic plate. It can withstand up to 6 hits from .44 magnum bullets with velocities up to 1,464 feet-per-second.