A touch sensing unit, comprising: a first touch electrode disposed in a touch sensor area; a second touch electrode disposed in the touch sensor area; a first touch line disposed in a touch peripheral area, the first touch line being electrically connected to the first touch electrode, wherein the touch peripheral area is disposed in a periphery of the touch sensor area, and wherein the first touch line is disposed in portion of the touch peripheral area adjacent a side of the touch sensor area; and a second touch line disposed in the portion of the touch peripheral area, the second touch line being electrically connected to the second touch electrode, wherein the portion of the touch peripheral area includes first, second and third regions (C-1, C-2, C-3), wherein in the first region (C-1), a width of the first touch line is smaller than a width of the second touch line, and wherein in the second and third regions (C-2, C-3), the width of the first touch line is equal to the width of the second touch line, wherein the width of the first touch line in the third region (C-3) is larger than the width of the first touch line in the second region (C-3), and the width of the first touch line in the second region (C-2) is larger than the width of the first touch line in the first region (C-1), wherein the first and second touch lines (RL36, RL37) are connected to first touch pads in the touch peripheral area, wherein the first touch electrode is disposed closer to the first touch pads than the second touch electrode, and wherein the first region, second region and third region are arranged in the portion of touch peripheral area such that the first region is closer to the first touch pads than the second region, and the second region is closer to the first touch pads than the third region. a first touch electrode disposed in a touch sensor area; a second touch electrode disposed in the touch sensor area; a first touch line disposed in a touch peripheral area, the first touch line being electrically connected to the first touch electrode, wherein the touch peripheral area is disposed in a periphery of the touch sensor area, and wherein the first touch line is disposed in portion of the touch peripheral area adjacent a side of the touch sensor area; and a second touch line disposed in the portion of the touch peripheral area, the second touch line being electrically connected to the second touch electrode, wherein the portion of the touch peripheral area includes first, second and third regions (C-1, C-2, C-3), wherein in the first region (C-1), a width of the first touch line is smaller than a width of the second touch line, and wherein in the second and third regions (C-2, C-3), the width of the first touch line is equal to the width of the second touch line, wherein the width of the first touch line in the third region (C-3) is larger than the width of the first touch line in the second region (C-3), and the width of the first touch line in the second region (C-2) is larger than the width of the first touch line in the first region (C-1), wherein the first and second touch lines (RL36, RL37) are connected to first touch pads in the touch peripheral area, wherein the first touch electrode is disposed closer to the first touch pads than the second touch electrode, and wherein the first region, second region and third region are arranged in the portion of touch peripheral area such that the first region is closer to the first touch pads than the second region, and the second region is closer to the first touch pads than the third region.