One aspect includes a zinc-air battery that includes a gas-permeable barrier sheet first layer, a cathode collector second layer disposed facing the gas-permeable barrier sheet first layer, a cathode puck third layer disposed facing the cathode collector second layer, a separator fourth layer disposed facing the cathode puck third layer, a zinc fifth layer disposed facing the separator fourth layer, an anode collector sixth layer disposed facing the zinc fifth layer; and a housing surrounding at least the first, second, third, fourth, and fifth layers and comprising a gas-permeable housing first end disposed facing the barrier sheet first layer.