Unverified85% confidenceTradeoffTime unknown
PVC材质防水彻底但完全不透气、低温易变硬开裂，10℃以下环境或长时间穿着优先选TPU或尼龙涂层面料
1
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85%
Confidence
Long-term
Relevance
-
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Unverified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88% similarUnverifiedPVC材质防水套长期日晒会硬化脆裂，热带/海边高频使用选TPU材质，其耐低温耐老化性能更好且透明度长期不发黄，寒冷环境（<0度）避免选普通PVC封口卷边会变硬难以密封87% similarUnverifiedTPU材质充气坐垫比PVC耐磨耐扎、更耐低温不易变脆，适合户外硬质地面（碎石、木栈道）；PVC材质便宜但-10℃以下易开裂漏气86% similarUnverified防水层选TPU材质优于PVC/PEVA，TPU无异味、耐低温不易开裂、且可机洗，PVC遇冷易变硬且含增塑剂气味重86% similarUnverified材质优选TPU（热塑性聚氨酯）而非PVC，TPU无异味、耐低温不脆化（-40℃仍柔软）、可耐反复弯折；PVC冬季易变硬开裂且可能有塑化剂异味86% similar
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