头层牛皮
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The first layer of cowhide
是上乘的皮革材质
It's made of the finest leather
皮革截面是完好紧密的
The leather section is intact
高密度海绵
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High density sponge
密度高,回弹性好
High density, good resilience
能够长时间保持材料稳定性
Can maintain material stability for a long time
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