Disclosed is a display device comprising: a substrate comprising an active region and a non-active region; a light emitting device that emits light in the active area of the substrate; a touch sensor in the active area of the substrate that senses touch of the display device, the touch sensor including a plurality of conductive layers arranged in a stacking sequence; and a plurality of routing lines in the non-active region of the substrate that are connected to the touch sensor, each of the plurality of routing lines including a plurality of routing layers, each of the plurality of routing layers made of a same material as a corresponding one of the plurality of conductive layers included in the touch sensor, and the plurality of routing layers arranged in a same stacking sequence as the stacking sequence of the plurality of conductive layers of the touch sensor.