| 摘要 |
<p>The insert (10) has a moisture-wicking and air-permeable central sole part (14) made of material or a material mixture. An elastic sole frame (16) is made of another material or the mixture and partly surrounds the part that comprises a spacer fabric layer. The former material is polypropylene, polyethylene, nylon or a mixture of synthetic and natural fibers i.e. cotton. The latter material is polyurethane (PUR), latex, thermoplastic rubber, thermoplastic PUR elastomer or ethylene vinyl acetate. A coating of the frame and the part is made of fabric, fleece, microfiber or leather.</p> |
