| 摘要 |
<p>The present invention relates to a covering material (4) comprising a first layer (1) and a second layer (2), in which the first layer (1) and the second layer (2) are joined together, and in which the first layer (1) consists of a spacer knitwear, a spacer fabric or a foam material which is permeable to water and water vapour, and the second layer (2) is water-impermeable and water vapour permeable.</p> |
