Unverified85% confidenceDecision RuleTime unknown
真防水看两点：面料涂层（PU/TPU覆膜或涂蜡）+拉链是否为防泼水拉链或带防雨盖。仅面料防水而拉链裸露的包，暴雨中水会从拉链缝渗入
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85%
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Long-term
Relevance
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Unverified宣称防水的收纳包分两级：涂层面料仅防泼溅（防雨、洗漱包渗漏），真正防水需TPU压胶+防水拉链，用于装湿泳衣/毛巾时才选后者89% similarUnverified防水材质看细节：面料标注1000D尼龙或PU涂层仅防泼溅，真正防雨需拉链带防水条+底部TPU防水层，标称'防水'的多数只防溅水不防浸泡89% similarUnverified真正防泼溅需看面料+拉链+涂层三点：面料涂层PU/TPU、拉链为防水YKK或带防雨门襟；仅标注'防泼水'而拉链无遮盖的，暴雨下水会从拉链缝渗入89% similarUnverified面料标注PU涂层或TPU防泼水才有意义，普通尼龙/涤纶只是抗污不防水；真正防水需看是否有防水拉链或压胶接缝，否则拉链缝隙仍会进水88% similarUnverified真正防水看接缝工艺而非仅面料：涂层面料仅防泼溅，遇暴雨需选压胶热熔接缝+防水拉链(TPU涂层)才能防浸湿88% similar
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