[KongchangAI]
Unverified80% confidenceFactTime unknown

硅胶材质的拉环在安全性上优于塑料硬环,无毛刺划伤风险,适合儿童自主抓握,但需注意长期暴露在阳光或高温环境下硅胶可能加速老化变形。

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80%
Confidence
Long-term
Relevance
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