| 摘要 |
There is disclosed an impact absorbing device for protecting a human body part which is positionable against the body part and generally conforming thereto, the device comprising a shell layer and a compressible layer; in which the compressible layer has an average elastic modulus, as hereinbefore defined, of greater than 0.10MPa, preferably greater than 0.15MPa, most preferably greater than 0.25MPa, and less than 0.50MPa, preferably less than 0.40MPa. |
