Disclosed is a touch sensor including a first layer, a second layer over the first layer, and a third layer over the second layer. The first layer has a plurality of first insulators arranged in a stripe form and extending in a first direction, and a plurality of first wirings arranged in a stripe form and extending in a second direction intersecting with the first direction. The second layer includes an insulating material. The third layer has a plurality of second insulators arranged in a stripe form and extending in the second direction, and a plurality of second wirings arranged in a stripe form and extending in the first direction. The plurality of first insulators and the plurality of the first wirings are woven with each other, and the plurality of second insulators and the plurality of the second wirings are woven with each other.