Unverified82% confidenceTradeoffTime unknown
反光材料等级越高（Class 3）单价越贵且穿着更热更重，非机动车道低速环境用Class 3属过度配置，Class 2已满足合规要求
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
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Unverified反光等级越高（Class 3）通常意味着面料覆盖面积大、透气性下降，夏季高温作业需在安全等级与散热间权衡，可考虑Class 2网眼+额外反光配件方案80% similarUnverified速干性能越强的面料通常越薄越透，遮盖性和保暖性越差；夏季高强度选轻薄款，含运动内搭或加内衬版型解决透光问题64% similarUnverified固定强度越高（挡块越硬越高）安全性越好但透气性和舒适度越差，婴儿夏季使用建议选带透气网眼面料或3D空气纤维内芯的中等硬度款62% similarUnverifiedPVC材质款价格低但长期暴晒易褪色变脆，亚克力款耐候性更好但价格稍高，户外场景优先选亚克力材质62% similarUnverified袖套越轻薄（＜30g/只）越透气凉快，但过薄面料防晒涂层易透光、易勾丝，重量与防晒耐用性存在权衡60% similar
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