One embodiment of the present invention provides a vented apparel, comprising: an outer shell; an inner liner disposed adjacent at least a portion of an inside of the outer shell; a vent through the outer shell, wherein the vent is substantially covered by a screen; a zipper on the inner liner; and an adjusting mechanism on the outer shell; wherein the adjusting mechanism is connected to the zipper in order to move the zipper between a closed position and an open position. Another embodiment of the present invention provides a vent system, comprising: a vent through an outer shell of an item incorporating the vent system, wherein the vent is substantially covered by a screen; a zipper on an inner liner of the item, wherein the inner liner is disposed adjacent at least a portion of an inside of the outer shell; and an adjusting mechanism on the outer shell; wherein the adjusting mechanism is connected to the zipper in order to move the zipper between a closed position and an open position.