头层牛皮

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   The first layer of cowhide

   毛孔清晰，纹路不规则

   Pores clear, irregular lines

   均匀精密，光亮平滑

   Uniform and precise

  高密度海绵

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   High density sponge

   较好的透气性

   Good breathability

   不易过热或潮湿

   Not easily overheated or damp

  实木框架

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  Solid wood frame

   能够适应南北不同湿度，性能稳定

   Able to adapt to north-south humidity

   坚韧耐用，不易开裂，严控含水量

   Tough and durable, not easy to crack

  俄罗斯进口落叶松实木框架

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  Larch solid wood frame

   木材不易变形开裂，结构稳定

   Wood is not easy to deform and crack

   环保健康结构更牢固耐用，安全无异味

  More robust and durable structure