| 摘要 |
<p>A vapor-permeable and waterproof sole for shoes, comprising: a lower flat element made of shaped rubber-like material, which has a hollow upper region delimited by a border with air passage openings which extend laterally with respect to the ground resting plane; an upper element; a membrane made of waterproof and vapor-permeable material, which is interposed between said lower and upper elements at said hollow region; said lower and upper elements and said membrane being joined hermetically in the perimetric regions of mutual contact.</p> |
