Unverified85% confidenceDecision RuleTime unknown
经济款床垫厚度20-22cm是舒适下限，低于18cm的弹簧床垫舒适层过薄，容易压塌塌陷；纯棕/椰棕床垫8-10cm即可满足硬睡需求
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Unverified床垫厚度需匹配床架和使用者：弹簧垫20-25cm较主流，＜18cm多为薄款/椰棕支撑弱，＞30cm上下床对老人不便且换床品受限92% similarUnverified床垫厚度并非越厚越好：弹簧床垫需≥20cm才能容纳完整弹簧+舒适层，纯乳胶/棕垫10-15cm即可；矮床架或需上下方便的老人选18cm以下92% similarUnverified床垫厚度并非越厚越好：20-25cm满足绝大多数需求，超过30cm多为堆料噱头且换床笠困难，薄于18cm的弹簧垫舒适层通常不足90% similarUnverified床垫厚度并非越厚越好：厚度20-25cm适合弹簧结构；纯发泡/乳胶15-20cm即可；超薄款（＜10cm）多为床褥不宜长期作主睡垫。厚度需与床架高度匹配，避免上下床费力90% similarUnverified整体厚度20-25cm是主流舒适区间，厚度＜18cm多为薄型弹簧或缓冲层不足，厚度＞30cm多为多层堆叠，需注意与床架和床品四件套尺寸匹配，过厚会导致床单绷不住89% similar
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