| 摘要 |
<p>Mattress (100) comprises a core (1), a part (4) of a zip fastener (5) which partially surrounds the core and arranged on the narrow sides of the core and a cover (6, 7) consisting of the other part (8, 9) of the zip fastener so that the core and cover are joined together. Preferred Features: The core comprises a flexible base (2) which is partially surrounded by a sleeve (3) to which is fixed the part (4) of the zip fastener.</p> |
