| 摘要 |
<p>There is provided a cushion (10) comprising an envelope (12) comprising at least an inner and outer layer (14, 16) of polyurethane material, and a resilient core (17) of an open-cell polyurethane foam material inside the envelope (12), wherein the envelope (12) is substantially air- and liquid-impermeable, and the inner layer (14) is at least partially attached to the outer layer (16) and the resilient core (17) so as to provide a plurality of microchannels of an outer surface of at least a top portion of the envelope (12), a kit comprising such cushion (10) and a removable cover, a cushion system and a method of manufacturing such a cushion (10).</p> |
