Unverified85% confidenceDecision RuleTime unknown
弹力面料含2%-3%氨纶（弹性纤维）兼顾修身与回弹，适合修身/小脚；含量超过4%会导致膝盖和臀部长时间穿着后变形起包（bagging），且穿久易松垮无法回弹
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85%
Confidence
Long-term
Relevance
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