Disclosed herein is a touch panel. The touch panel according to the present invention includes a first adhesive layer bonding an edge of an image display device to an edge of a window so that a predetermined space is partitioned between the image display device and the window; a first transparent substrate provided in the predetermined space and having a first transparent electrode formed on one surface thereof, a second transparent substrate provided in the predetermined space and having a second transparent electrode formed on one surface thereof, and a second adhesive layer bonding an edge of the first transparent electrode to an edge of the second transparent electrode so that the first transparent electrode faces the second transparent electrode and an air gap is provided between the first transparent electrode and the second transparent electrode.