Unverified85% confidenceCautionTime unknown
带铝箔保温层的收纳袋常温下仅能维持餐食温度约1.5-2小时，不能替代真正的保温饭盒，若上学路程或存放超过2小时需选带真空保温层的餐盒本体
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85%
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Long-term
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