| 摘要 |
Cushion consisting of an internal structure, preferably made of expanded polyurethane, with internal springs or of typical known materials, of the traditional shape but equipped with a central passing rectangular, square, circular, oval or any other shape aperture in which the sleeper's head may be inserted. At the same time, it holds the neck with no vending since it is supported by the perimetrical structure, in whatever position is assumed. |
