Unverified78% confidenceDecision RuleTime unknown
耐洗不变形关键看领口和袖口螺纹的克重与回弹，好的螺纹反复拉伸后能迅速恢复；含2%-3%氨纶的螺纹领口比纯棉领口洗后更不易松垮变宽
1
Sources
78%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Related Claims
Unverified领口回弹性优先于弹力大小：反复拉伸后能恢复原状（含氨纶/弹性纱2%-5%）的领口，洗几次后不松垮；纯棉罗纹领虽软但易越洗越大导致漏风92% similarUnverified领口紧度看罗纹密度与含氨纶量：优质领口为双层螺纹罗纹并含2-5%氨纶，回弹好不易松垮；纯棉无弹力领口洗3-5次后大概率塌陷变形，选购时用手撑开领口能快速回弹为合格89% similarUnverified含氨纶3%-8%的弹力针织回弹和贴合度最佳，纯棉半高领洗后领口易松垮变形塌陷，长期反复拉扯后无法回弹紧贴脖颈87% similarUnverified袖口下摆罗纹的弹性与回弹力直接决定卫衣使用寿命，选含2-5%氨纶的螺纹（1x1或2x2罗纹）比纯棉罗纹更抗松垮，纯棉罗纹洗几次后易变形松开87% similarUnverified下摆和袖口的罗纹（螺纹）密度要够、有回弹，松垮罗纹几次洗后会失去弹性导致下摆张开变形；优质罗纹拉伸后能快速回缩，是卫衣耐穿保型的关键细节85% similar
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