| 摘要 |
A slider includes a foam board, an interface layer, a top layer and a bott om layer. The foam board is a polystyrene foam board that is easily formed and molded. Furthermore, a bottom of the foam board has a rail portion protruded with a plurality of foam rails therefrom and the foam rails are parallel wit h each other. In addition, the interface layer is heat bonded to the foam boar d so that the tap layer and the bottom layer could be heat bonded to the foam boa rd via the interface layer without adhesives.
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