A padding section, comprising: an upper layer, an opposing lower layer and a repeating array of cushioning regions disposed between, and continuously bonded to, the upper layer and the lower layer, each cushioning region comprising cushioning material having a same first cushion thickness; and a repeating array of apertures disposed between the cushioning regions and extending through the padding section, wherein the padding section has a first thickness and a first width and wherein upon application of a force, the padding section expands in width from the first width to a second width greater than the first width and when the application of force is removed, the width of the padding section contracts to the first width, further comprising a plurality of cushioning bridges extending between and interconnecting adjacent cushioning regions, each cushioning bridge having a bridge thickness, a bridge width and a bridge length, wherein the cushioning regions and the bridges together define a plurality of spacer regions, wherein the cushioning bridges are disposed in the spacer regions, wherein the repeating pattern of apertures is disposed in the spacer regions and wherein one aperture is disposed in each spacer region, characterised in that the cushioning region comprises sidewalls and the bridges are spaced apart from a midline of the cushioning region sidewalls, wherein when the padding section is subjected to the force, the cushioning regions pivot about the bridges and the apertures expand from a first size to a second size and when the force is removed, the apertures contract from the second size to the first size. an upper layer, an opposing lower layer and a repeating array of cushioning regions disposed between, and continuously bonded to, the upper layer and the lower layer, each cushioning region comprising cushioning material having a same first cushion thickness; and a repeating array of apertures disposed between the cushioning regions and extending through the padding section, wherein the padding section has a first thickness and a first width and wherein upon application of a force, the padding section expands in width from the first width to a second width greater than the first width and when the application of force is removed, the width of the padding section contracts to the first width, further comprising a plurality of cushioning bridges extending between and interconnecting adjacent cushioning regions, each cushioning bridge having a bridge thickness, a bridge width and a bridge length, wherein the cushioning regions and the bridges together define a plurality of spacer regions, wherein the cushioning bridges are disposed in the spacer regions, wherein the repeating pattern of apertures is disposed in the spacer regions and wherein one aperture is disposed in each spacer region, characterised in that the cushioning region comprises sidewalls and the bridges are spaced apart from a midline of the cushioning region sidewalls, wherein when the padding section is subjected to the force, the cushioning regions pivot about the bridges and the apertures expand from a first size to a second size and when the force is removed, the apertures contract from the second size to the first size.