Unverified75% confidenceTradeoffTime unknown
材质越厚防护越好但越闷不透气，夏季或需长时间穿戴选薄款TPU；追求耐用重复使用选厚PVC，但注意折叠处易开裂
1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
UnverifiedPVC涂层防水布防水强但不透气，长期贴身接触（如坐垫）会闷汗发黏；TPU涂层布更柔软透气但价格更高，兼顾防水与舒适选TPU84% similarUnverifiedTPU材质防水包耐磨抗折、可高频反复使用，PVC材质防水包低温易发硬开裂、折叠处易漏水，寒冷或长期使用选TPU83% similarUnverified内衬采用TPU或PEVA涂层的洗漱包可实现真正防渗漏，普通PVC涂层遇高温易开裂粘连，长途旅行选TPU内衬更耐用82% similarUnverified材质防水性看内衬而非表布：PEVA成本低但冬季易变硬开裂，TPU柔软耐低温且可机洗，追求耐用选TPU内衬82% similarUnverifiedPVC/TPU类防水材质相对偏硬，折叠后体积不算小，不像软布包那样随意塞入口袋，需预留携带空间82% similar
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