| 摘要 |
A ventilation shoe has a sole and a pad placed on top of the sole and provided with through holes. The sole defines therein a chamber in a rear portion thereof, at least one bore in a side face defining the chamber so as to communicate with the chamber, at least one passage and trenches in a front portion thereof to communicate with the chamber by means of the at least one passage. A pouch is received in the chamber and has at least one inlet communicating with the at least one bore and at least one outlet communicating with the at least one passage. The at least one inlet has a first unidirectional valve and the at least one outlet has a second unidirectional valve. Thereby air is circulated in the sole.
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