Unverified75% confidenceDecision RuleTime unknown
竹纤维床单缩水率通常高于纯棉（可达3-8%），购买时床单尺寸建议比床垫实际尺寸大10-15cm，1.8米床选220×240cm规格更保险
1
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75%
Confidence
Long-term
Relevance
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Unverified记忆棉/乳胶填充的属于'保护型床褥'而非单纯保护垫，厚度通常3-8cm，用于调节软硬度；纯保护清洁目的应选纤维填充或纯棉表布款，厚度＜2cm即可83% similarUnverified夹棉床罩总克重≥180g/㎡才能有效遮盖床垫花纹并提供缓冲，薄款(＜120g/㎡)洗后易皱变形贴不平81% similarUnverified床垫厚度并非越厚越好：弹簧床垫20-25cm即可满足支撑，纯泡棉/乳胶床垫≥15cm才有足够承托；厚度＜10cm的多为薄垫或折叠垫，不适合长期主床使用78% similarUnverified床垫厚度并非越厚越好：弹簧床垫20-25cm即可，超过30cm多为堆料噱头；纯乳胶床垫7.5-15cm足够，低于5cm无支撑感、高于15cm成本虚高78% similarUnverified厚度越厚不等于越好：弹簧床垫有效厚度看弹簧+舒适层，20cm弹簧床垫已足够；超过30cm多靠泡棉填充增厚，需匹配加高床架和床笠，且散热更差78% similar
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