记忆泡沫的发明，本来是用于减轻飞机着陆过程中的冲击力。但引用于制作床垫,座椅后，记忆泡沫给人们提供了极大的方便。
完全符合每只脚的自然形状记忆泡沫缓冲填充鞋垫。
Fully padded insole with memory foam cushioning that conforms to the natural shape of each foot.
记忆泡沫觉得不同于传统的弹簧床垫；感觉很多人不喜欢在所有。
And memory foam feels quite different from traditional spring mattresses; a feeling many people don't like at all.
缺点：耐久性比乳胶枕和记忆泡沫差；支撑力不够；可能会很贵；可能会长尘螨
Disadvantages: Less dur-able than latex or memory foam; poor support; can be expensive; may harbour dust mites.
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