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Unverified85% confidenceDecision RuleTime unknown

防晒帽认准UPF≥40且UVA透过率＜5%，帽檐宽度≥7cm才能有效遮挡面部，360度全檐渔夫帽优于鸭舌帽

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Unverified宽檐帽（帽檐≥7cm）配合UPF50+面料才能有效遮挡面部和颈部紫外线，窄檐草帽主要是造型作用防晒有限84% similar Unverified防晒遮阳看UPF值，选UPF50+（阻挡98%以上紫外线）；帽檐宽度儿童款≥6cm、成人款≥7cm才能有效遮住面部，普通鸭舌帽只护额头不护脸颊和后颈83% similar Unverified防晒需求为主选帽檐≥8cm且UPF50+的尼龙/涤纶材质，帽檐<6cm的棉质渔夫帽防晒面积不足80% similar

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