Unverified80% confidenceTradeoffTime unknown

储物袋防水面料（PVC/TPU涂层）密封性好但硬挺、异味重、夏季暴晒易变形；牛津布透气无味但只能防泼溅不能防浸泡，日常防洒漏用牛津布即可，放冰袋饮料才需PVC

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