A display device comprising: a display panel including a first area, a bending area, and a second area arranged in a first direction when being in an unbent state, and comprising a plurality of pixels disposed in the first area; a driving chip disposed on an upper surface of the second area of the display panel and electrically connected to the plurality of pixels; a support layer disposed on a lower surface of the first area of the display panel; and a spacer disposed on the lower surface of the first area of the display panel and overlapping the support layer in a plan view, wherein the spacer comprises: an upper layer; a lower layer; and a base layer disposed between the upper layer and the lower layer and having a thermal conductivity greater than a thermal conductivity of the upper layer and a thermal conductivity of the lower layer; and the bending area of the display panel is folded, the spacer overlaps the driving chip in a plan view, the display device further comprising a flexible circuit board bonded to the second area, and a heat radiation layer disposed on a lower surface of the first area of the display panel, wherein the spacer is spaced apart from the heat radiation layer in a plan view, characterized in that the support layer comprises a metal and the display device further comprising a conductive film disposed between the spacer and the heat radiation layer, wherein the conductive film contacts the flexible circuit board and the support layer such that static electricity generated in the flexible circuit board is diffused and dispersed into the support layer through the conductive film. a display panel including a first area, a bending area, and a second area arranged in a first direction when being in an unbent state, and comprising a plurality of pixels disposed in the first area; a driving chip disposed on an upper surface of the second area of the display panel and electrically connected to the plurality of pixels; a support layer disposed on a lower surface of the first area of the display panel; and a spacer disposed on the lower surface of the first area of the display panel and overlapping the support layer in a plan view, wherein the spacer comprises: an upper layer; a lower layer; and a base layer disposed between the upper layer and the lower layer and having a thermal conductivity greater than a thermal conductivity of the upper layer and a thermal conductivity of the lower layer; and an upper layer; a lower layer; and a base layer disposed between the upper layer and the lower layer and having a thermal conductivity greater than a thermal conductivity of the upper layer and a thermal conductivity of the lower layer; and the bending area of the display panel is folded, the spacer overlaps the driving chip in a plan view, the display device further comprising a flexible circuit board bonded to the second area, and a heat radiation layer disposed on a lower surface of the first area of the display panel, wherein the spacer is spaced apart from the heat radiation layer in a plan view, characterized in that the support layer comprises a metal and the display device further comprising a conductive film disposed between the spacer and the heat radiation layer, wherein the conductive film contacts the flexible circuit board and the support layer such that static electricity generated in the flexible circuit board is diffused and dispersed into the support layer through the conductive film.