Unverified88% confidenceDecision RuleTime unknown

防晒外套认准UPF50+且面料标注UPF值而非仅写'防晒'，普通薄外套UPF常＜15几乎无效，深色比浅色防晒更好但更热

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88%

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Unverified防晒指数与透气性存在矛盾：涂层加密防晒膜或高密度织物UPF高但闷热，追求UPF100+的加厚款不适合夏季车内闷热环境，UPF50+已足够87% similar Unverified该产品无UPF防晒标注或防晒能力较弱，主打防风功能而非防晒，若选购目的以防晒为主应优先考虑标注UPF50+的专项防晒皮肤衣86% similar Unverified防晒UPF值需≥40+才有实际户外防护意义，UPF30以下标注无效；深色布料UPF天然更高，浅色速干衣需额外查看防晒认证86% similar

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