To provide an oxygen sensing multilayered body capable of discriminating discoloration of an oxygen sensing layer easily and preventing cracking of an oxygen sensing layer.The oxygen sensing multilayer body according to the present invention comprises a transparent resin layer, a heat seal layer, an oxygen sensing layer provided on a portion between the transparent resin layer and the heat seal layer and containing an oxygen sensing component Wherein the oxygen sensing multilayer body is formed by filling at least a portion of a portion where the oxygen sensing layer is not provided so as to compensate for the thickness of the oxygen sensing multilayer body, wherein the transparent resin layer and the heat seal layer Wherein the thickness of the oxygen sensing layer is 0.5 to 40 m, the ratio of the thickness of the oxygen sensing layer to the thickness of the spacer is 15: 1 to 1: 1 1: 10.[課題]酸素検知層の変色を判別し易く、酸素検知層のひび割れを防止できる酸素検知多層体の提供。[解決手段]本発明による酸素検知多層体は、透明樹脂層と、ヒートシール層と、該透明樹脂層および該ヒートシール層の間の一部に設けられた、酸素検知成分を含む酸素検知層とを備えた酸素検知多層体であって、該酸素検知層が設けられていない部分の少なくとも一部を埋めて該酸素検知多層体の厚みを補うように、該透明樹脂層および該ヒートシール層の間の一部にスペーサが設けられてなり、該酸素検知層の厚さが、0.5~40μmであり、該酸素検知層の厚さと該スペーサの厚さの比が、15:1~1:10である。
