Unverified80% confidenceDecision RuleTime unknown
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
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80%
Confidence
Long-term
Relevance
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Unverified袖口和下摆罗纹的弹性回复力决定卫衣寿命，选罗纹厚实紧密的（含氨纶），松垮的罗纹几次洗后就会失去弹性显得邋遢91% similarUnverified罗纹下摆和袖口的紧密度决定版型持久度：选克重高、罗纹紧实（含少量氨纶）的，松垮罗纹洗几次就会失去弹性变形90% similarUnverified袖口和下摆罗纹的密度决定耐穿度和保型，稀疏罗纹几次洗涤后会松垮翻边，购买时可捏袖口感受弹性和厚度89% similarUnverified袖口和下摆罗纹的密度和弹性决定廓形收束效果，双螺纹罗纹回弹好不易松垮，能形成上鼓下收的立体感；单层平纹收边款穿久易松塌失去廓形88% similarUnverified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88% similar
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