| 摘要 |
The invention relates to a footwear sole component and to an article of footwear 2 comprising such a sole component. A sole component is suitably an insole 1 with toe and heel portions 30, 20 connected by an arch portion 40 , the sole component being arranged to form part of a sole of a closed article of footwear 2 having a foot chamber 90 . The sole component includes at least one compressible passage 11 arranged, in use, to have an opening into a first region of the foot chamber 90 and an opening into a second region of the foot chamber 90 such that air can be caused to travel from passage 11 into a second region of the foot chamber 90 , by a pumping effect caused by compression of the passage 11 along at least a part of its extent during a stage of a wearers walking cycle.
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