Unverified85% confidenceDecision RuleTime unknown
睡袋长度应比孩子身高长15-25cm，预留生长空间同时避免脚部空隙过大散热，超过25cm则底部冷空气积聚反而不保暖
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Unverified内胆尺寸应比睡袋内腔小一圈但比身高长20-30cm，过大则内部冷空气循环反而降低保暖，选购信封式睡袋应配矩形内胆，木乃伊睡袋须配收脚型内胆88% similarUnverified身高偏高者需注意睡袋适用身高，木乃伊式睡袋通常有Regular(约180cm)和Long(约198cm)两个尺码，选小了脚部顶住会压缩保暖层受凉86% similarUnverified尺码宁大勿小但不能过大：睡袋长度以宝宝身高+10-15cm为宜，脚部留出活动空间即可，过长会导致宝宝下滑到睡袋内部86% similarUnverified选睡袋长度应留8-12cm生长余量而非贴身，但过长会使脚部产生冷空腔降低保暖；带脚部束口或可调底部设计的款式能兼顾两者86% similarUnverified身高偏高者不建议买标准款睡袋，睡袋内长应比身高多10-20cm，脚部空间不足会压缩脚部羽绒导致失温；反之空间过大则需额外体温加热多余空气，选购需看『适用身高』标注85% similar
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