Unverified90% confidenceFactTime unknown
核心材质为E-TPU发泡颗粒（与Boost中底同源技术），主打高能量回弹而非硬质支撑，定位是缓震舒适而非稳定控制
1
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90%
Confidence
Long-term
Relevance
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UnverifiedTPU（热塑性聚氨酯）材质本身具备一定弹性和低温柔韧性，适合需要拉伸或活动量大的接缝部位，这是其区别于PU或热熔网膜类胶带的固有特性76% similarUnverified内胆材质优先TPU而非PVC：TPU更耐反复折叠、低温不易脆裂、无塑料异味，适合长期携带；PVC便宜但折叠处易开裂漏气69% similarUnverifiedTPU复合面料的充气枕气密性和耐穿刺性明显优于纯PVC，PVC在低温客舱易发脆漏气，冬季或高海拔出行优先TPU材质气室69% similarUnverified气密性是气柱帐核心，优质款采用TPU气囊+外层布套双层结构，PVC气囊虽便宜但低温易变硬漏气，冬季或高海拔露营应选TPU材质68% similarUnverified防水层选TPU材质优于PVC：TPU无塑化剂、透气性好、耐低温不易硬化开裂，PVC虽便宜但闷热、久用易脆化且可能含增塑剂68% similar
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